NCTS USB Barcode Scanner – High-speed wired scanner for both 1D and 2D barcodes with auto-sensing mode.Plug-and-play solution ideal for retail, inventory, and logistics operations. Model: NCTS 1D/2D Barcode Scanner (USB Wired) Color: Black Scan Type: Image-based CMOS scanner Supported Barcode Types: 1D: Code 128, Code 39, EAN-13, UPC-A, Codabar, ISBN, etc. 2D: QR Code, PDF417, Data Matrix, Aztec, etc. Supported Barcode Types: 1D: Code 128, Code 39, EAN-13, UPC-A, Codabar, ISBN, etc. 2D: QR Code, PDF417, Data Matrix, Aztec, etc. Interface: USB 2.0 (Plug-and-play, no driver required) Scan Speed: Up to 300 scans/second Resolution: ≥ 4mil (0.1mm) Scan Modes: Manual trigger Auto-sensing Continuous mode Scan Modes: Manual trigger Auto-sensing Continuous mode Light Source: White LED illumination + red aiming line Indicators: LED and buzzer for scan confirmation Power Supply: DC 5V (via USB port) Cable Length: ~1.5 meters Build: ABS plastic, ergonomic handheld design Compatibility: Windows, macOS, Linux, Android Applications: POS, inventory, logistics, healthcare, warehouse use
Barcode Reader Wireless 2D S20W Wireless 2D Barcode Scanner | S20-W Name: Wireless 2D Barcode Scanner Model: S20-W Interface: USB Color: Black
A robust Beurotika cash drawer featuring a 450mm metal body, secure 3-position lock, and compatibility with most POS systems—ideal for retail, restaurants, and small businesses. Secure 3-position key lock: Open, locked, and release-to-print modes for controlled access 6 coin slots + 4 bill compartments: Organized layout for efficient cash handling Heavy-duty steel construction: Reinforced frame and smooth slide rails for daily reliability Standard RJ12 interface: Compatible with most POS systems (e.g., Epson, HP, Bixolon, and Beurotika receipt printers) Auto-open trigger: Automatically opens when connected to a compatible receipt printer during transactions Bottom cable entry: Keeps wiring neat and protected
Xprinter XP-80T 80mm Thermal Receipt Printer Press to download driver: XPrinter Driver Setup V7.77
The XPrinter XP-C260M is a fast and reliable thermal POS receipt printer designed for retail stores, restaurants, and supermarkets. With USB and LAN connectivity and support for 80mm paper, it delivers clear printing, high speed, and smooth operation for daily business use.
GSAN GS-3021 POS All in One Touch 15.6" - Intel i5 - 8GB - 128GB SSD with Customer Display Main Board: POS motherboard CPU: I5-3RD GEN Memory: DDR3 8GB Hard Disk: 128GB Power: External power supply Input: 110V-240V 50/63Hz 2A Output: 12V DC 8A 96W MAX Interface: 6 USB port 1 LAN port
The Xprinter XP-365B is a compact thermal label printer designed for barcode, shipping, and product labeling. It supports thermal direct printing, USB connectivity, and 58–108mm label widths, making it suitable for retail, logistics, warehousing, and eCommerce operations. Driver Support: Seagull Driver, Xprinter Driver The Xprinter XP-365B is a high-efficiency thermal label printer designed for fast and reliable label printing. It uses direct thermal technology, eliminating the need for ink or toner. With support for a wide range of label types and sizes, the XP-365B is ideal for shipping labels, barcode labels, price tags, shelf labels, and warehouse identification. ⚡ Fast Printing: Up to 127 mm/s for quick label production. 🧾 Flexible Media Support: Works with different label sizes and roll types (gap, continuous, black-mark). 💸 No Ink Needed: Direct thermal technology reduces long-term printing costs. 🖥️ Wide Compatibility: Works with Windows, Linux, and many POS/eCommerce systems. 🔧 Easy Setup: Plug-and-play USB connection with simple driver installation. 🏷️ Perfect for Business Use: Ideal for shipping labels, barcode tags, supermarket labels, and warehouse management.
A versatile wireless 2D barcode scanner with desk stand—Beurotika BS104WS supports auto-scan, continuous, and manual modes, with up to 200 scans per second and a 2000mAh rechargeable battery for all-day use. The Beurotika BS104WS is a high-performance wireless 2.4GHz 2D barcode scanner designed for retail, warehouse, logistics, and office environments. It comes with a convenient desktop stand for hands-free operation and features a 32-bit high-speed processor for fast, accurate decoding of 1D and 2D barcodes—including QR Code, Data Matrix, PDF417, and more Three scanning modes: Auto-scan, continuous scan, and manual trigger—ideal for different workflow needs Scanning speed: Up to 200 scans per second for rapid data capture Wireless range: Reliable 2.4GHz connection (via USB dongle) for cord-free mobility Built-in battery: 3.7V 2000mAh lithium-ion battery offering up to 16 hours of continuous use Ergonomic handheld design with desk stand for flexible countertop or portable use Plug-and-play setup via USB receiver—no drivers required for most systems
Xprinter XP-80T 80mm Thermal Receipt Printer Press to download driver: XPrinter Driver Setup V7.77 Press to download driver: XPrinter Driver Setup V7.77
Upgrade your computer’s speed effortlessly with the Transcend 250GB PCIe SSD 115S NVMe. This high-performance storage solution is designed to enhance your computing experience. First and foremost, the NVMe technology ensures rapid data transfer, significantly reducing loading times for applications and boosting overall system responsiveness. Say goodbye to sluggish performance! Installing the Transcend 250GB PCIe SSD 115S is a breeze. With its user-friendly design, even those new to hardware upgrades can easily enjoy the benefits of faster data access and improved multitasking capabilities. Experience seamless multitasking with the SSD’s efficient read and write speeds. Load applications, transfer files, and launch programs at lightning speed, enhancing your productivity without the frustration of delays. The compact design of the Transcend 250GB PCIe SSD makes it an ideal choice for both desktops and laptops. Its slim profile ensures compatibility with various systems, allowing you to enjoy enhanced performance across different devices. Also reliability is key, and Transcend delivers with the 115S NVMe SSD. Trust in its durability and stable performance, ensuring your data remains safe and accessible whenever you need it. In summary, the Transcend 250GB PCIe SSD 115S NVMe is a game-changer for anyone seeking to upgrade their computer’s performance. Elevate your computing experience with faster speeds and seamless multitasking. Upgrade to Transcend today! Specifications: Capacity : 250GB Read : 3,000 MB/s Write : 1,300 MB/s Part Number : TS250GMTE115S
Firstly the Mars Gaming MMPRGBLW Gaming Mousepad delivers a premium gaming experience with its advanced features and stylish design. Measuring 365 x 265 mm with a 4 mm thickness, it provides ample space for precise mouse movements while maintaining a compact footprint. Furthermore at the heart of the MMPRGBL is its RGB Control system, featuring fiber optic lighting with 12 customizable modes. A conveniently placed button on the top edge allows for quick toggling between 7 solid colors and 5 dynamic effects, enabling gamers to personalize their setup effortlessly. Moreover the mousepad’s surface is crafted from advanced nanotextile material, offering a smooth and balanced texture. This durable surface ensures consistent performance over time, catering to the demands of competitive gaming. Also to prevent unwanted movement, the MMPRGBLW is equipped with a non-slip natural rubber base, providing a stable foundation even during intense gaming sessions. The edges are reinforced with double nylon stitching, enhancing durability and preventing fraying. Finally for added convenience, Its flexible design ensures it can be rolled up without damaging the embedded fiber optics. Specifications: Dimensions : 365x265mm Surface material : Nanotextile Thickness : 4mm Extras : LED Lighting Cable : 1.5m
The Kingston IronKey Locker+ 50 G2 USB Flash Drive offers enterprise-grade data security and reliable storage. First, it provides 50GB of encrypted storage to protect sensitive information with strong hardware-based encryption. In addition, the drive features password protection, FIPS 140-2 validation, and a durable, tamper-resistant design. Users can safely transport confidential files between devices while maintaining security compliance. Moreover, plug-and-play functionality with USB 3.0 ensures fast data transfer and broad device compatibility. Finally, the Kingston IronKey Locker+ 50 G2 encourages secure data management, portability, and peace of mind for professionals. Specifications: 50GB encrypted storage for sensitive files Hardware-based encryption with password protection FIPS 140-2 validated and tamper-resistant design Fast USB 3.0 data transfer and plug-and-play Ensures secure, portable, and compliant data management
The Team Group CX2 SSD is a reliable storage upgrade designed to improve system speed and responsiveness. It uses SATA III interface, making it compatible with most desktop and laptop computers. This SSD delivers read speeds up to 540MB/s and write speeds up to 490MB/s. With these fast speeds, programs load quicker and overall performance improves. It is a great replacement for traditional hard drives. The Team Group CX2 SSD is built with advanced technology to enhance stability. It supports features like garbage collection and wear leveling. These help extend the drive’s lifespan and maintain consistent performance. It also includes S.M.A.R.T monitoring technology. This allows you to check the health and performance of the SSD easily. In addition, it supports TRIM command for better data efficiency. Available in multiple capacities, the CX2 can suit different storage needs. Whether you need space for daily files or heavier workloads, it is flexible. It is ideal for upgrading older systems and giving them new life. The SSD has low power consumption, making it energy efficient. This helps laptops last longer on battery while still delivering smooth performance. It is also lightweight and shock-resistant, ensuring durability on the go. Installation is simple, thanks to its 2.5-inch form factor. It fits easily into most standard PC cases and laptop bays. No complex setup is required for this upgrade. With the Team Group CX2 SSD, you get speed, reliability, and efficiency in one. It offers great value for users looking to enhance their system affordably. It is a solid choice for everyday computing needs. Specifications: Capacity : 1TB Read : 540MB/s Write : 490MB/s Part Number : T253X6001T0C101
The Logitech MX Master 3S Wireless Mouse for productivity is a premium wireless mouse designed for professional users who need precision, comfort, and speed. It delivers advanced tracking and ergonomic control for long working sessions. Additionally, Logitech designs it for multi-device workflows in office and creative environments. Moreover, this mouse features an 8000 DPI Darkfield sensor that tracks on almost any surface, including glass. It also includes Quiet Click technology, which reduces noise while keeping tactile feedback. In addition, it supports both Bluetooth and Logi Bolt wireless connections for stable multi-device use. Furthermore, the MX Master 3S uses MagSpeed electromagnetic scrolling for fast and precise navigation. It allows smooth scrolling through large documents and spreadsheets with high speed and accuracy. Therefore, it fits designers, developers, and office professionals who handle heavy workflows. Additionally, Logitech equips the mouse with an ergonomic right-handed shape that supports natural hand positioning. It includes customizable buttons through Logi Options+ software for workflow control. Moreover, the rechargeable battery supports long usage time with USB-C fast charging. Finally, this model delivers advanced precision, comfort, and control for professional users. It combines high-performance tracking, quiet operation, and ergonomic design for modern work environments. Specifications: 8000 DPI Darkfield optical sensor Quiet Click low-noise buttons MagSpeed electromagnetic scrolling wheel Bluetooth and Logi Bolt connectivity USB-C rechargeable battery system
The Fantech XD5 Helios Go is a dual-mode gaming mouse designed for both wired and wireless use. It uses a high-performance PixArt 3370 optical sensor with up to 19,000 DPI for precise and fast tracking in gaming and productivity tasks. It supports both USB wired mode and 2.4GHz wireless mode. As a result, users can switch between stable wired input and wireless freedom depending on usage. In addition, it includes multiple DPI stages with on-the-fly adjustment for quick sensitivity changes. The mouse is ultra-light at around 72g. Therefore, it allows fast flick movements with reduced fatigue during long gaming sessions. Meanwhile, the ergonomic shape supports comfortable grip styles for extended use. It features a built-in rechargeable battery that delivers up to around 40 hours of usage depending on settings. In addition, it supports a 1000Hz polling rate and adjustable lift-off distance for more accurate control. It also includes programmable buttons and RGB lighting with multiple modes. In addition, the design focuses on esports-grade performance with lightweight construction. Overall, the XD5 Helios Go is a premium lightweight dual-mode gaming mouse focused on precision, speed, and competitive-level performance. Specifications: PixArt 3370 sensor up to 19,000 DPI Dual mode: wired USB + 2.4GHz wireless Ultra-lightweight 72g design 40-hour rechargeable battery 1000Hz polling rate with low latency Adjustable DPI and programmable buttons
The Razer Naga V2 HyperSpeed Wireless Gaming Mouse is built for MMO and MOBA players who need fast control and reliable wireless performance. It delivers precise tracking and smooth response for competitive gameplay. Razer equips this mouse with a multi-button side layout that gives quick access to skills, macros, and commands. It uses HyperSpeed Wireless technology for stable, low-latency performance during gaming. The Razer Naga V2 HyperSpeed Wireless Gaming Mouse includes a high-precision optical sensor for accurate movement and consistent aim. Its ergonomic shape improves comfort during long sessions. The battery design supports long use to reduce interruptions. It is made for players who want control, speed, and wireless reliability. Specifications: HyperSpeed Wireless for low latency performance Multi-button side layout for MMO controls High-precision optical sensor for accuracy Ergonomic design for long comfort Long battery life for extended gaming sessions
Kingstons A400 solid-state drive dramatically improves the responsiveness of your existing system with incredible boot, loading and transfer times compared to mechanical hard drives. Powered by a latest gen controller for read and write speeds up to 500MB/s and 450MB/s1, this SSD is 10x faster than a traditional hard drive1 for higher performance, ultra-responsive multi-tasking and an overall faster system. Also more reliable and durable than a hard drive, A400 is available in multiple capacities from 120GB960GB. -Fast start-up, loading and file transfers -More reliable and durable than a hard drive -Multiple capacities with space for applications or a hard drive replacement Form factor: 2.5″ Interface: SATA Rev. 3.0 (6Gb/s) with backwards compatibility to SATA Rev. 2.0 (3Gb/s) Capacity: 1920GB Controller: 2Ch NAND: TLC Baseline Performance1: Data Transfer (ATTO): 960GB up to 500MB/s Read and 450MB/s Write Power Consumption: 0.195W Idle / 0.279W Avg / 0.642W (MAX) Read / 1.535W (MAX) Write Storage temperature: -40°C~85°C Operating temperature: 0°C~70°C Dimensions: 100.0mm x 69.9mm x 7.0mm Weight: 41g Vibration operating: 2.17G Peak (7800Hz) Vibration non-operating: 20G Peak (102000Hz) Life expectancy: 1 million hours MTBF 3 Year Warranty manufacturer link
The Mars Gaming MMPRO Professional Gaming Mouse is crafted for gamers who demand precision, speed, and adaptability. Weighing just 70 grams, its ultra-light structure with an internal HIVE system ensures swift and effortless movements without compromising on durability. Firstly equipped with a custom PixArt PAW3335PRO optical sensor, the MMPRO offers a DPI range from 800 to 32,000, catering to various gaming styles and preferences. The sensor provides exceptional accuracy, even at low DPI settings, and includes advanced features like Lift-Off Distance (LOD) control. Furthermore the ambidextrous design features four removable magnetic side buttons, allowing users to customize the mouse to their grip and gameplay needs. This flexibility makes it suitable for both right-handed and left-handed gamers. Moreover KAILH mechanical switches are integrated into the MMPRO, delivering responsive clicks and long-lasting performance. These switches are renowned for their durability and tactile feedback, enhancing the overall gaming experience. Also the mouse boasts RGB Chroma lighting with up to 16.8 million colors, enabling users to personalize their setup. Through the downloadable software, gamers can adjust lighting effects, program macros, and fine-tune performance settings to their liking. Additional features include a Feather Paracord cable for minimal drag, 100% PTFE Teflon feet for smooth gliding, and a gold-plated USB connector for reliable connectivity. The MMPRO is compatible with Windows, Linux, Mac, PS4, PS5, Xbox One, and Xbox Series X/S platforms. Specifications: Switches : KAILH Weight : 70g Buttons : 9 Lighting : RGB chroma Sensor : Optical PixArt PAW3335PRO DPI : 800-32000 Polling Rate : 1000Hz Cable : 1.8m Ultra flexible braided cable
SanDisk Extreme Pro 4TB Portable SSD SDSSDE61-4T00 is a high-speed external storage drive designed for professional file transfer and backup. It delivers strong performance for large media files. This model uses USB 3.2 Gen 2 interface with NVMe performance for fast data access. It supports read speeds up to 1050MB/s and write speeds up to 1000MB/s for large workflows like video editing and backups. SanDisk builds this SSD with a rugged design that includes water and dust resistance and drop protection. It is designed for mobile use, travel, and heavy data handling. Specifications: 4TB high-capacity storage Up to 1050MB/s read speed Up to 1000MB/s write speed USB 3.2 Gen 2 Type-C interface Rugged design with water and dust resistance
Description : Impossibly lightweight, ambidextrous gaming mouse with lag-free connectivity and lightning-fast performance with our BAMF wireless sensor. Specifications : SENSOR Glorious BAMF Sensor SWITCH TYPE (MAIN) Omron®️ Mechanical Switches Rated For 20 Million Clicks NUMBER OF BUTTONS 6 MAX TRACKING SPEED 400 IPS WEIGHT 69 grams ± 1.5g ACCELERATION 50G MAX DPI 19,000 POLLING RATE Default 1,000hz (1ms) MAX LIFT OFF DISTANCE 2mm CABLE TYPE Ascended USB-C Cable (Ultra Flexible) CONNECTOR USB 2.0 CABLE LENGTH 2m / 6.5 ft MOUSE FEET TYPE G-Skates Premium Mouse Feet MOUSE FEET THICKNESS 0.81mm DEDICATED DPI INDICATOR Yes, on Bottom of Mouse DEFAULT DPI SETTINGS 400 (yellow), 800 (blue), 1600 (red), 3200 (green) REMAPPABLE DPI Yes, (Requires Software) LED COLOR 16.8 million color RGB (8 effects) LED ADJUSTABLE WITHOUT SOFTWARE Yes LED CAN BE DISABLED Yes OS Windows, Mac, and Linux. USB Port Required SOFTWARE Optional (For More Settings and Options) SOFTWARE COMPATIBILITY Windows (7 or Newer) manufacturer link
Are you searching for the ultimate gaming mouse? The Fantech RAIGOR Gen III WG12R is here to elevate your gaming experience. With its cutting-edge features and ergonomic design, it’s perfect for serious gamers. Firstly, the RAIGOR Gen III WG12R boasts high precision. It features an advanced sensor that ensures accurate tracking. This means you can make every move count, giving you a competitive edge in your favorite games. Comfort is key for long gaming sessions. The RAIGOR Gen III WG12R is designed with an ergonomic shape that fits comfortably in your hand. This reduces strain and fatigue, allowing you to play longer without discomfort. In addition, the RAIGOR Gen III WG12R offers customizable settings. You can adjust the DPI levels to match your gaming style. Whether you need lightning-fast responses or precise control, this mouse can be tailored to your needs. Moreover, the RAIGOR Gen III WG12R is built for durability. It features high-quality materials and robust construction, ensuring it can withstand intense gaming sessions. This mouse is designed to last, providing reliable performance over time. Furthermore, the wireless connectivity of the RAIGOR Gen III WG12R offers freedom and flexibility. Enjoy a clutter-free setup and seamless connection with minimal latency. This ensures a smooth and uninterrupted gaming experience. In conclusion, the Fantech RAIGOR Gen III WG12R is an excellent choice for gamers seeking precision, comfort, and durability. Its advanced features and ergonomic design make it a top-tier gaming mouse. Elevate your gaming setup with the RAIGOR Gen III WG12R and take your gameplay to the next level. Specifications: Sensor : Pixart 3065 Optical Wireless : 2.4GHz DPI : 2000 Battery : 500mAh Lithium Battery Rechargeable Play Time : Up to 720hr Up to 10m Wireless Distance Size: 116mm * 70mm * 38mm Weight: 83.7g
Are you seeking swift and reliable storage solutions? The Seagate Barracuda 2TB SSD M.2 2280 PCIe NVMe Gen 4 is your answer. This high-performance solid-state drive is designed to elevate your computing experience. Seagate’s Barracuda 2TB SSD employs cutting-edge NVMe Gen 4 technology, ensuring rapid data transfer speeds. Say goodbye to sluggish load times and embrace the seamless performance of Gen 4 PCIe connectivity. Installation is a breeze with the M.2 2280 form factor. This compact design effortlessly fits into compatible motherboards, saving space while delivering uncompromised storage capacity. Furthermore benefit from enhanced responsiveness and reduced latency, ideal for gaming, content creation, and everyday computing tasks. The Barracuda SSD ensures your system operates at peak efficiency, providing a noticeable boost in overall performance. Moreover with 2TB of storage, you’ll have ample space for your growing digital library. Whether it’s high-resolution videos, graphics-intensive applications, or a vast collection of files, the Barracuda SSD caters to your storage needs without compromising speed. Upgrade confidently knowing that Seagate, a trusted name in storage solutions, stands behind the Barracuda SSD. Reliability and durability are built into every unit, ensuring your data remains secure and accessible. In summary, the Seagate Barracuda 2TB SSD M.2 2280 PCIe NVMe Gen 4 is a game-changer for those in search of high-speed, efficient storage. Elevate your computing experience with this reliable and lightning-fast SSD. Specifications: Read : 3600MB/s Write : 2750MB/s Part Number : ZP2000CV30002
The Mars Gaming MM-XT Gaming Mouse offers high performance and comfort for gamers and professionals alike. Its ergonomic design with a thumb rest ensures a natural grip, reducing fatigue during long sessions. Equipped with the advanced A825PRO optical sensor, the MM-XT provides up to 12800 DPI sensitivity. You can adjust DPI settings instantly using the two top buttons, choosing from six preset levels (1000/2000/3200/4800/7200/12800) to match your task or game. The mouse features nine programmable buttons with durable HUANO mechanical switches. Customize each button, including an extra trigger button, to suit your gaming or productivity needs. Enhance your setup with the MM-XT’s customizable RGB lighting system. Select from multiple lighting modes to create the perfect ambiance for every gaming session. The ultra-flexible Feather Paracord cable minimizes drag, offering a wireless-like experience while maintaining the reliability of a wired connection. This design ensures smooth and unrestricted movements during intense gameplay. With its powerful control software (Windows only), you can fine-tune the mouse’s functions, create custom macros, and adjust performance settings to match your preferences. The MM-XT is compatible with various platforms, including Windows, Linux, Mac, PS4, PS5, Xbox One, and Xbox Series X/S, making it a versatile choice for different gaming environments. Available in black and white, the Mars Gaming MM-XT combines precision, comfort, and customization, making it an excellent choice for users seeking a reliable and stylish gaming mouse. Specifications: Switches : HUANO Weight : 94g Buttons : 9 Lighting : RGB Sensor : Óptico Instant A825PRO DPI : 12800 Polling Rate : Ultra-fast Cable : 1.55m Ultra flexible braided cable
Fantech W605 GO Wireless Mouse is a compact 2.4GHz wireless mouse designed for everyday office use, study, and general computing tasks. It offers a simple plug-and-play experience with a USB nano receiver for quick setup without installing drivers. It uses an optical sensor with adjustable DPI levels (typically 1000–1600 DPI depending on version), allowing smooth cursor control for browsing, document work, and light productivity tasks. Therefore, it provides stable and accurate tracking for daily use. The mouse features a lightweight ergonomic design that fits comfortably in the hand for long usage sessions. In addition, its compact size makes it easy to carry with laptops for portable work setups. It includes a reliable wireless connection with up to 10 meters range using 2.4GHz technology. Moreover, power efficiency allows long battery life with a single AA battery depending on usage. Its simple 4-button layout keeps it easy to use and practical for basic functions. As a result, it is a budget-friendly and convenient wireless mouse for everyday tasks. Specifications: Adjustable DPI : 1600 DPI with three levels (1000, 1200, and 1600 DPI) Buttons : 4 Buttons Wireless Distance : Max 10 Meter Weight : Light Weight & Portable Dimensions : 10×6.5×3.5cm
The Seagate Expansion 22TB External Hard Drive is designed for users who need vast storage capacity with straightforward functionality. Its plug-and-play setup allows for immediate use without the need for additional software. Featuring a 7200 RPM drive, it offers faster data transfer speeds compared to standard 5400 RPM drives. This makes it suitable for backing up large files, storing extensive media libraries, or expanding your system’s storage. The drive connects via USB 3.0, ensuring broad compatibility with Windows, macOS, and ChromeOS systems. It comes preformatted in exFAT, allowing for seamless file transfers between different operating systems. Physically, the drive measures approximately 7.04 x 4.92 x 1.65 inches and weighs around 2.59 lbs, making it a compact addition to your desktop setup. It requires an external power source, which is included in the package. For added peace of mind, the Seagate Expansion 22TB includes Rescue Data Recovery Services, providing assistance in the event of unexpected data loss. Specifications: Storage : 22TB Connection : USB 3.0