hci0: Type: Primary Bus: USB BD Address: XX:XX:XX:XX:XX:XX ACL MTU: 1021:6 SCO MTU: 240:8 UP RUNNING RX bytes:1796 acl:0 sco:0 events:139 errors:0 TX bytes:5982 acl:0 sco:0 commands:139 errors:0 Features: 0xbf 0x3e 0x8d 0xfe 0xdb 0xff 0x7b 0x87 Packet type: DM1 DM3 DM5 DH1 DH3 DH5 HV1 HV2 HV3 Link policy: RSWITCH SNIFF Link mode: PERIPHERAL ACCEPT Name: XXX Class: 0x7c0104 Service Classes: Rendering, Capturing, Object Transfer, Audio, Telephony Device Class: Computer, Desktop workstation HCI Version: 5.2 (0xb) Revision: 0x2018 LMP Version: 5.2 (0xb) Subversion: 0x2311 Manufacturer: MediaTek, Inc. (70)