Home > News > The company news > Bluetooth protocol A2DP
Contact Us
Tel. Number: 0086 - 755-82239330 - 808
Email address: info@jaskeyworld.com
Office address:4/ Floor, Building 1 of Xingji Center, Danzhutou Industrial Area, Longgang District, Shenzhen, China
Contact Now
Latest News

HKTDC 2020 Online Fair

Welcome to visit us via HKTDC Online Fair , please contact with us via mail info@jaskeyworld.com for more information, thanks!

Why are large portable speakers more popular?

Nowadays,large portable speaker are very common in the market. Not long ago, Meizu also released a small Bluetooth speaker. So why are large portable speakers so popular?

How to use tws bluetooth headset

After the tws bluetooth headset is paired, the mobile phone needs to search for bluetooth devices. Generally, it takes about 5 seconds tosearch for the tws bluetooth headset.Most cell phone passwords are 0000 or 1234, but some are specially set by the manufacturer, which will be detailed in your tws bluetooth headset manual.

Advantages of live broadcast

The information dimension of live broadcasting ismore abundant, which enables consumers to have a more intuitive and comprehensive understanding of product content and service information.The biggest advantage of live streaming is that it allows consumers to immerse themselves in the shopping scene.

How to better choose and use dancing speaker

For music lovers, they have a set of their favorite sound system, and one of the important components-speakers, play a decisive role in the quality of the replay sound, so when choosing dancing speakers, they will take great pains, but apart from comparing the speaker technology In addition to indicators and listening evaluation, some small knowledge about dancing speakers will also allow you to better choose and use dancing speakers.

The advantages of bluetooth wireless headphones

Don't worry, in order to cope with these situations, bluetooth wireless headphones have emerged, of course, the invention of bluetooth wireless headphones must be attributed to the development of science and technology and the infinite wisdom of human beings.

Selfie light - Illuminates your beauty

Whether it's a regular selfie light or a circular selfie light, you'll find your eyes twinkling after you take a selfie.Maybe you'll fall in love with this selfie light after you use it.

How to select mini portable speaker

We always want a clean voice with no other noise.However, when a mini portable speaker makes sound, it will produce noise, which comes from the resonance of the box body, the reflection inside the box body, the distortion of the mini portable speaker when it makes sound,the reverberation produced by the environment and so on.
E-Catalogue

News

Bluetooth protocol A2DP

  • Author:James
  • Source:http://www.jaskeyworld.com/
  • Release Date:2017-05-04

Commonly used Bluetooth protocols are: HFP, HSP, A2DP, AVRCPThe following mainly introduces the A2DP Bluetooth protocol (stereo Bluetooth headset)

A2DP full name is Advanced Audio Distribution Profile Bluetooth audio transmission model agreement.

A2DP specifies the use of Bluetooth asynchronous transmission channel, high-quality music file data transmission protocol stack software and use, based on the agreement can be transmitted through the Bluetooth high-quality music, and can be used for high-end stereo Bluetooth headset or stereo Bluetooth headset equipment to listen to music.

A2DP can transmit MPEG-1, MPEG-2, MPEG-4, AAC, ATRAC, SBC, apt-X these audio coding. Bluetooth with A2DP protocol is true Bluetooth, in order to truly reproduce the CD-like sound quality effect.

A2DP protocol transmission audio can reach 44.1khz, to achieve high-definition sound.In addition to the high-end stereo Bluetooth headset also supports HFP, AVRCP protocol, you can control the remote control, hang up, refused to answer the phone, you can choose to install the A2DP Bluetooth protocol, such as NSP-0144 stereo Bluetooth headset. Remote control audio playback / pause and volume control.

stereo Bluetooth headset