hci0: Type: Primary Bus: USB BD Address: XX:XX:XX:XX:XX:XX ACL MTU: 1021:6 SCO MTU: 255:12 UP RUNNING RX bytes:3367 acl:0 sco:0 events:358 errors:0 TX bytes:62978 acl:0 sco:0 commands:358 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: 0x6c010c Service Classes: Rendering, Capturing, Audio, Telephony Device Class: Computer, Laptop HCI Version: 5.3 (0xc) Revision: 0xdbc6 LMP Version: 5.3 (0xc) Subversion: 0xb20f Manufacturer: Realtek Semiconductor Corporation (93)