4 Ports USB 3.2 Over Single-Mode Fiber Optic Extender to 250 Meters, 5 Gbps Supperspeed Compatible with USB 2.0/USB 1.1 (BY-USB-805DF(with 2 x LC Fiber Connector))

Supports 5 Gbps (SuperSpeed) / 480 Mbps (high-speed) and lower speed devices, it can automatically identify the speed of input source.
Compatible with USB 3.2 Gen 1x1/USB3.1 Gen 1/USB3.0/USB 2.0/USB 1.1. for more, please kindly check the image of Configuration
Max extension distance 250 Meters (820 FT) over optical fiber cable for the devices like USB flash disk; but For real-time live transmission like Kinect devices , the Max distance is 150 Meters over Single-mode Fiber.
It supports all major operating systems including Windows, Mac OS, and Linux.
The Transmitter with USB 3.0 Type A Receptacle, the receiver with USB 3.0 Type B Receptacle.
Supports the widest variety of USB devices, especially 3D Sanner, Akai keyboard device.
with Hot pluggable SFP module; support Full Duplex; Pure hardware design, no driver needed
Typical Applications: 1.Industrial video transmission; 2.USB 3.0 Vision cameras; 3.HD video surveillance system; 4.High - speed data acquisition system; 5.Remote storage; 6.Digital signage and TV wall; 7.Industrial printer system; 8. VA/VR systems; 9. Telescope Sites.
Note 4 Ports of the hub share the 5 Gbps Capacity of 1 port at the local side, so it allows only 1~2 USB ports (like USB 3.0 Camera) work at the FULL speed at the SAME time, but for like speed devices like USB flash disk, each of 4 ports can work at the SAME time.