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2. List of Bluetooth profiles - Wikipedia

   en.wikipedia.org/wiki/List_of_Bluetooth_profiles

   Each A2DP service, of possibly many, is designed to uni-directionally transfer an audio stream in up to 2 channel stereo, either to or from the Bluetooth host. [2] This profile relies on AVDTP and GAVDP .

3. SBC (codec) - Wikipedia

   en.wikipedia.org/wiki/SBC_(codec)

   SBC, or low-complexity subband codec, is an audio subband codec specified by the Bluetooth Special Interest Group (SIG) for the Advanced Audio Distribution Profile (A2DP). [1] SBC is a digital audio encoder and decoder used to transfer data to Bluetooth audio output devices like headphones or loudspeakers. It can also be used on the Internet. [2]

4. LHDC (codec) - Wikipedia

   en.wikipedia.org/wiki/LHDC_(codec)

   Low Latency High-Definition Audio Codec (LHDC) is an audio codec technology developed by Savitech.LHDC allows high-resolution audio streaming over Bluetooth.It is a high-quality Bluetooth codec based on the A2DP Bluetooth protocol and allows a bit-rate of up to 900 kbit/s compared to SBC's bit rate of 345 kbit/s .

5. Bluetooth - Wikipedia

   en.wikipedia.org/wiki/Bluetooth

   Bluetooth is a short-range wireless technology standard that is used for exchanging data between fixed and mobile devices over short distances and building personal area networks (PANs). In the most widely used mode, transmission power is limited to 2.5 milliwatts, giving it a very short range of up to 10 metres (33 ft).

6. Comparison of audio coding formats - Wikipedia

   en.wikipedia.org/wiki/Comparison_of_audio_coding...

   Bluetooth audio Yes No No Yes No LHDC: Savitech 2017 5.0.6 (2022-08-03) Non-free Mobile phones, Bluetooth headphones, Home receivers Android 10: Bluetooth audio Yes No Yes Yes No L2HC: Huawei: 2020 3.0 (2023-09-19) Non-free Huawei products, EMUI, HarmonyOS: Android 10, OpenHarmony, Oniro OS Bluetooth audio NearLink audio Yes Yes Yes Yes Yes ...

7. List of Bluetooth protocols - Wikipedia

   en.wikipedia.org/wiki/List_of_Bluetooth_protocols

   The Bluetooth protocol RFCOMM is a simple set of transport protocols, made on top of the L2CAP protocol, providing emulated RS-232 serial ports (up to sixty simultaneous connections to a Bluetooth device at a time). The protocol is based on the ETSI standard TS 07.10.

8. Bluetooth stack - Wikipedia

   en.wikipedia.org/wiki/Bluetooth_stack

   A Bluetooth stack is software that is an implementation of the ... SPP, FAX, HID, HSP, SYNC, PAN, BPP and OBEX. Version 10.5 adds support for A2DP and AVRCP. ...

9. aptX - Wikipedia

   en.wikipedia.org/wiki/AptX

   aptX LL or aptX Low Latency is intended for video and gaming applications requiring comfortable audio-video synchronization whenever the stereo audio is transmitted over short-range radio to the listener(s) using the Bluetooth A2DP audio profile standard. The technology offers an end-to-end latency of 32 ms over Bluetooth.