hci0: Type: Primary Bus: USB BD Address: XX:XX:XX:XX:XX:XX ACL MTU: 1021:8 SCO MTU: 255:12 UP RUNNING RX bytes:131778 acl:4409 sco:0 events:1276 errors:0 TX bytes:55287 acl:72 sco:0 commands:1120 errors:0 Features: 0xff 0xff 0xff 0xfe 0xdb 0xfd 0x7b 0x87 Packet type: DM1 DM3 DM5 DH1 DH3 DH5 HV1 HV2 HV3 Link policy: RSWITCH HOLD SNIFF PARK Link mode: PERIPHERAL ACCEPT Name: XXX Class: 0x7c0104 Service Classes: Rendering, Capturing, Object Transfer, Audio, Telephony Device Class: Computer, Desktop workstation HCI Version: 5.3 (0xc) Revision: 0x4fa LMP Version: 5.3 (0xc) Subversion: 0x9428 Manufacturer: Realtek Semiconductor Corporation (93)