bt ~ # hciconfig -a
hci0:   Type: USB
        BD Address: 00:11:95:7D:17:83 ACL MTU: 192:8 SCO MTU: 64:8
        UP RUNNING PSCAN
        RX bytes:420 acl:0 sco:0 events:19 errors:0
        TX bytes:319 acl:0 sco:0 commands:18 errors:0
        Features: 0xff 0xff 0x0f 0x00 0x00 0x00 0x00 0x00
        Packet type: DM1 DM3 DM5 DH1 DH3 DH5 HV1 HV2 HV3
        Link policy: RSWITCH HOLD SNIFF PARK
        Link mode: SLAVE ACCEPT
        Name: 'backtrack (0)'
        Class: 0x84010c
        Service Classes: Rendering, Information
        Device Class: Computer, Laptop
        HCI Ver: 1.1 (0x1) HCI Rev: 0x20d LMP Ver: 1.1 (0x1) LMP Subver: 0x20d
        Manufacturer: Cambridge Silicon Radio (10)