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:2780 acl:0 sco:0 events:250 errors:0 TX bytes:41081 acl:0 sco:0 commands:250 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: 0x400104 Service Classes: Telephony Device Class: Computer, Desktop workstation HCI Version: 5.1 (0xa) Revision: 0xaed6 LMP Version: 5.1 (0xa) Subversion: 0x6dcb Manufacturer: Realtek Semiconductor Corporation (93)