Bluetooth Audio Profiles 與聲音有關的藍牙規範/描述檔

For Audio Streaming (Single-directional)

A2DP (Advanced Audio Distribution Profile) - high quality audio streaming.

AVRCP (Audio/Video Remote Control Profile) - control A/V equipment. Used with A2DP or VDP (Video Distribution Profile).

GAVDP (Generic Audio/Video Distribution Profile) - basis for A2DP and VDP streaming.

For Mobile Phones (Bi-directional)

HSP (Headset Profile) - for headsets to communicate with mobile phones.

HFP (Hands-Free Profile) - for communication between hands-free devices and mobile phones in the car. With extended features to HSP.

More Information:

Differences between HSP & HFP

For Audio Streaming

CTP (Cordless Telephony Profile) - for cordless phones.

參考資料

藍牙規範(維基百科)
如何選購藍芽耳機