hci0: Type: Primary Bus: UART BD Address: XX:XX:XX:XX:XX:XX ACL MTU: 1021:8 SCO MTU: 64:1 DOWN RX bytes:3184 acl:0 sco:0 events:81 errors:0 TX bytes:1228 acl:0 sco:0 commands:81 errors:0 Features: 0xbf 0xfe 0xcf 0xff 0xdf 0xff 0x7b 0x87 Packet type: DM1 DM3 DM5 DH1 DH3 DH5 HV1 HV2 HV3 Link policy: RSWITCH SNIFF Link mode: SLAVE ACCEPT