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:1875 acl:0 sco:0 events:208 errors:0 TX bytes:39372 acl:0 sco:0 commands:208 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: 5.1 (0xa) Revision: 0x19b7 LMP Version: 5.1 (0xa) Subversion: 0x6d7d Manufacturer: Realtek Semiconductor Corporation (93)