Features 1、There is no driver needed for USB isolator, plug and play, easy and fast to operate 2、Provides fully isolated 1.5 Mbps and 12 Mbps data rates, isolated 1500V voltage is powerful 3、USB HUB isolator module adopt excellent production technology, not easy to rosin joint 4、Using environment from -40℃ to 85℃, come with high and low temperature resistance 5、The USB port is protected from interference of external strong power supply and strong signal Specification Item Type: 4 Channel USB Isolator Material: PCB Power Supply: DC 5V (from USB port of computer host) Operating Environment: -40℃ to 85℃ Purpose: The USB port is protected from interference from external strong power supply and strong signal Supported 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 Isolator 1 x USB Square Port Line