B&B UH401 USB Isolator Cable Length: 3.28 ft. Specifications: Standards: USB 1.1, 12Mbps LED Indicators: Power, (from USB bus) Input Voltage: Standard USB bus power (5VDC) Downstream Power Provided: Up to 100mA with full power upstream connection Isolation: UH401 = 4KV MTBF: 1,049,851 hours Connector A: Type B-Upstream Connector B: Type A-Downstream Dimensions: 1.7 x 2.0 x 0.8 in