1. Four computers share four USB devices. 2. USB2.0 print sharing device, there is no need to plug and unplug various lines back and forth, and you can switch freely between multiple computers. 3. Upstream input port: 2-way (4-way) USB-B: Connect to the computer host USB. 4. Downstream input port: 4-way USB-A interface: connect keyboard, mouse, scanner, printer, U disk, etc. 5. Support USB 2.0/1.1, standard 480Mbps. 6. No driver required, plug and play, easy to use. 7. Applicable systems: Windows XP/7/8/10/Vista, Android and Mac8.6 or above 8. Application scenarios: computers, smart TVs, iPhone, Android phones, DVR, surveillance, etc. 9. Switching method: manual button switching 10. Power supply: USB 5V
