hci0: Type: BR/EDR Bus: USB BD Address: XXX ACL MTU: 1021:8 SCO MTU: 64:1 DOWN RX bytes:511 acl:0 sco:0 events:23 errors:0 TX bytes:339 acl:0 sco:0 commands:23 errors:0 Features: 0xff 0xff 0x8f 0xfe 0x9b 0xff 0x79 0x83 Packet type: DM1 DM3 DM5 DH1 DH3 DH5 HV1 HV2 HV3 Link policy: RSWITCH HOLD SNIFF PARK Link mode: SLAVE ACCEPT