▶Product Description： The USB3.0 four-port optical fiber transmitter is composed of a transmitter and a receiver. The USB interface (USB3.0) of the host is extended to the far end through a single-mode single-mode or multi-mode optical fiber and extended to 4 USB ports. The high temperature characteristics are excenllent, stable in 70℃ high temperature environment. The maximum transmission distance is 1000 meters (single-mode fiber). Full speed supports USB 3.0 type high-speed cameras, hard drives, printers, scanners, audio devices, touch screens, game controllers and other devices, does not support USB2.0/USB 1.1. Products can be used in video conferencing, multimedia information release, government departments, medical systems, commercial displays, multimedia function halls, security monitoring, public utilities and other fields. ▶Features： *USB fiber converter compatible with USB3.0 protocol, support USB camera, printer, U disk, scanner, touch screen and other equipment. *Automatically identify high-speed, (25Mbps ~ 480Mbps), full speed (500Kbps ~ 12Mbps), low speed (10Kbps ~ 1.5Mbps) USB devices. *Fiber transmission distance of 20km~100km (single mode fiber). *The fiber extension to 4 USB ports, maximum current 500mA. *Single-core fiber transmission, no need to drive, compatible with any system, plug and play.   ▶Product parameters： Optical Connector SM/MM  SC/FC/ST Wave length 1310nm/1550nm Physical Size (L× W ×H) 78mm x44mm x23mm Case Aluminum Color Black N.W. 0.7Kg/pair Power Voltage 5V DC sender power consumption <5W receiver power consumption <5W Environment Working temperature -20℃-70℃ Storage temperature -40-85℃ Humidity 0-95% (non-condensing) USB interface(Type A) RX 1Port connect to PC via USB cable TX 4Port connect to USB device, Maximum current 500mA   ▶Product size：