Computer Accessory Sets features: FENGJIE FJ-IA4B-C 4 Ports High Speed USB 2.0 Key-Press Switcher Share Switch Box for PC Computer Scanner Printer Color: we send based on the color or size of the main image of the product page. Quantitywe send based on quantity on title, if there is no quantity in the title, we send based on . Features1. 100% brand new and high quality 2. Surface Material: Metal 3. No external power required 4. No software installation required 5. Compatible with USB 1.1 and USB 2.0 6. Cost-effective for small business and home to manage network layout 7. You can share your USB device such as printer or scanner with up to 4 computers 8. Share one USB device between four computers without manually switching out cables 9. Switch buttons in push-button form displayed on the front of the switch for each access for switching from computer to computer