The USB four-way isolation module adopts, Compatible with USB 2.0, provides fully isolated 1.5 Mbps and 12 Mbps data rates, isolates 1500V voltage, does not require external power supply, and does not require a driver. It protects the USB port from interference from external strong power and strong signals, and protects the computer's USB port and computer motherboard. Driver-free, hot-swappable, plug-and-play. Compatible with USB2.0 ADUM3160 isolation voltage: 2500V Power supply: taken from the USB port of the computer host Support USB control transmission, batch transmission, interrupt transmission, synchronous/isochronous transmission Power module isolation voltage: 1500V Output power B0505S power is 1W Usage environment: -40 to 85 Support USB low speed 1.5Mbps and full speed 12Mbps can be switched through the dip switch, does not support pure high-speed devices Color: Blue Material: Plastic+Metal Package Contents: 1 x USB isolator Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.