PKB Bluetooth module designed specifically for Bluetooth speaker products. With high integration, small size and other features, just with a few external components to achieve its powerful. To establish a connection with A2DP, AVRCP transmission and remote control protocol any Bluetooth audio device (such as: Bluetooth-enabled mobile phone, computer, Bluetooth adapter, etc.), the wireless receiver to achieve high-quality stereo audio stream, and on the audio player remote control.
PKB Bluetooth stereo receiver modules to provide users:
- a remote control button interface
- work status indication interface
- stereo audio output interface.
- Class2, power level.
- Built-in lithium battery charging circuit.
- Powerful noise elimination circuit.
- The effective transmission distance of up to 20 meters.
- Very low operating voltage VBAT: 3.4 – 4.2v
- Very small surface mount packages: 14x23mm.
- Bluetooth v2.0 + EDR Bluetooth specification.
- Support for the A2DP V1.2, AVRCP V1.4. Profiles,.
- Integrated EEPROM configurable operating modes and parameters
- Stereo audio output can directly drive 40mW @ 32Ωspeeker without the need for blocking capacitors
- Integrated power-on reset and programmable low-voltage monitoring function
- 5 Switch machine control buttons, including Play Pause, Volume +, volume down, on the one, the next one.
- Support the key auto-connect feature.
- The two indicators are used to indicate the different working conditions
- BQB certificated.
- Various types of high-quality Bluetooth stereo audio receiver equipment.
- Various types of high-quality Bluetooth stereo speakers, stereo.
- Please be sure you can capable to build it to work, we will not provide replacement or refund for defect caused by wrong operation or don’t know how to use it, if you are not sure on this, just buy the development board for learning first.
- Customize the module (e.g. change the module name) can only be done before we send it you here, and only support for more than 10PCs purchase.
- This module don’t have a phone call (MIC input) function in default, choose ED05 for better sound quality and phone call functions.