Feature:1. There is no driver needed for USB isolator, plug and play, easy and fast to operate2. Provides fully isolated 1.5 Mbps and 12 Mbps data rates, isolated 1500V voltage is powerful3. USB HUB isolator module adopt excellent production technology, not easy to rosin joint4. Using environment from -40 to 85, come with high and low temperature resistance5. The USB port is protected from interference of external strong power supply and strong signalSpecification:Item Type: 4 Channel USB IsolatorMaterial: PCBPower Module Isolation Voltage: 1500VADUM3160 Isolation Voltage: 2500VPower Supply: DC 5V (from USB port of computer host)Operating Environment: -40 to 85Purpose: The USB port is protected from interference from external strong power supply and strong signalSupported Devices: Full-Speed Devices: USB flash drives, digital cameras, card readers, mobile hard drives, USB shields, USB hubs, for AVR-JTAG/AVRISP/AVRISPMKIl/S-Lab/JET51.J-Link/FET430UIF/PICKIT2/XDS 100/LPC-Link/ICD2, USB to serial port (FT232, CP2102PL2303, CH341 chip).Low-Speed Devices: Keyboard, mouse, USBASP, USBHID device, USBCDC device.Unsupported Devices: USB wireless network card, some USB3.0 flash drives..Package List:1 x 4 Channel USB Isolator1 x USB Square Port Line