Controller /dev/usb0: addr 1: high speed, self powered, config 1, EHCI root hub(0x0000), Intel(0x8086), rev 1.00 port 1 addr 2: high speed, self powered, config 1, Rate Matching Hub(0x0024), Intel(0x8087), rev 0.00 port 1 powered port 2 addr 3: high speed, self powered, config 1, Intel(R) Centrino(R) Wireless-N + WiMAX 6150(0x07d6), Intel Corporation(0x8087), rev 0.00 port 3 powered port 4 addr 4: high speed, power 500 mA, config 1, USB2.0-CRW(0x0139), Generic(0x0bda), rev 39.60, iSerialNumber 20100201396000000 port 5 powered port 6 powered port 2 powered Controller /dev/usb1: addr 1: high speed, self powered, config 1, EHCI root hub(0x0000), Intel(0x8086), rev 1.00 port 1 addr 2: high speed, self powered, config 1, Rate Matching Hub(0x0024), Intel(0x8087), rev 0.00 port 1 powered port 2 powered port 3 addr 3: high speed, power 224 mA, config 1, Extreme(0x558b), SanDisk(0x0781), rev 1.00, iSerialNumber 4C530000210224202385 port 4 powered port 5 powered port 6 addr 4: high speed, power 320 mA, config 1, Lenovo EasyCamera(0xb272), Chicony Corp.(0x04f2), rev 11.56 port 2 powered