[root
@luckfox-rv1106 /mnt/sdfat/20250722]# LD_LIBRARY_PATH=/opt/bluez/lib /opt/b
luez/bin/sdptool browse DC:D8:7C:1E:CA:CD
Browsing DC:D8:7C:1E:CA:CD ...
Service Name: A2DP SNK Service
Service RecHandle: 0x10000
Service Class ID List:
"Audio Sink" (0x110b)
Protocol Descriptor List:
"L2CAP" (0x0100)
PSM: 25
"AVDTP" (0x0019)
uint16: 0x0103
Language Base Attr List:
code_ISO639: 0x656e
encoding: 0x6a
base_offset: 0x100
Profile Descriptor List:
"Advanced Audio" (0x110d)
Version: 0x0103
Service Name: A2DP SRC Service
Service RecHandle: 0x10001
Service Class ID List:
"Audio Source" (0x110a)
Protocol Descriptor List:
"L2CAP" (0x0100)
PSM: 25
"AVDTP" (0x0019)
uint16: 0x0103
Language Base Attr List:
code_ISO639: 0x656e
encoding: 0x6a
base_offset: 0x100
Profile Descriptor List:
"Advanced Audio" (0x110d)
Version: 0x0103
Service Name: A/V Remote Control
Service RecHandle: 0x10003
Service Class ID List:
"AV Remote" (0x110e)
"AV Remote Controller" (0x110f)
Protocol Descriptor List:
"L2CAP" (0x0100)
PSM: 23
"AVCTP" (0x0017)
uint16: 0x0104
Language Base Attr List:
code_ISO639: 0x656e
encoding: 0x6a
base_offset: 0x100
Profile Descriptor List:
"AV Remote" (0x110e)
Version: 0x0106
Service Name: Handsfree Unit
Service RecHandle: 0x10002
Service Class ID List:
"Handsfree" (0x111e)
"Generic Audio" (0x1203)
Protocol Descriptor List:
"L2CAP" (0x0100)
"RFCOMM" (0x0003)
Channel: 1
Language Base Attr List:
code_ISO639: 0x656e
encoding: 0x6a
base_offset: 0x100
Profile Descriptor List:
"Handsfree" (0x111e)
Version: 0x0107
Service Name: SPP
Service RecHandle: 0x10004
Service Class ID List:
UUID 128: 00001101-0000-1000-8000-00805f9b34fb
Protocol Descriptor List:
"L2CAP" (0x0100)
"RFCOMM" (0x0003)
Channel: 2
Language Base Attr List:
code_ISO639: 0x656e
encoding: 0x6a
base_offset: 0x100
Profile Descriptor List:
"Serial Port" (0x00001101-0000-1000-8000-00805f9b34fb)
Version: 0x0100
[root
@luckfox-rv1106 /mnt/sdfat/20250722]# [14851.589743] aic_btusb: check_sco_event: HCI_EV_DISCONN_COMPLETE(0x05)
