The ADuM31601 is a USB port isolator, based on Analog Devices, Inc., iCoupler technology. Combining high speed CMOS and monolithic air core transformer technology, this isolation component provides outstanding performance characteristics and is easily integrated with low and full speed USB-compatible peripheral devices. In the noise sensitive scene, we can isolate the USB interface through this device. Such as high-precision USB data acquisition system and HI-FIaudio system. USB isolator can be used in industrial environment. This equipment can effectively reduce the crash and damage probability of these equipment in industrial environment. Only USB2.0 Full-Speed compatible.USB 2.0 High Speed Devices are Not Supported Support USB control transfer, bulk transfer, interrupt transmission, synchronous transmission/etc. color:Grey Material:plastic Package Contents: 3 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.