brand new and high quality Features: for USB 2.0, it provides full isolation of 12 Mbps data rates. With isolation of 2500V, it has no external power supply, no driver required. Drive-free, more convenient to use. Support USB full speed 12Mbps does not support pure high speed equipment. Support USB control transfer, batch transfer, interrupt transfer, sync/isochronous transfer. Specification: ADUM3160 isolation voltage: 2500V Power module isolation voltage: 1500V Power supply: taken from the computer host USB port Operating environment: -40 C to 85 C Dimensions: 1.5x2.5x6.6cm/0.59x0.98x2.6inch Color: As shown Quantity: 1 Pc Note: 1.Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package includes: 1 x USB To USB Isolator