Bluetooth Aduio Module- CSR8645 4.0

Bluetooth Aduio Module- CSR8645 4.0
This Bluetooth Aduio Module based on the CSR8645, it is an Iintelligent wireless audio data transmission product, low price and high efficiency stereo wireless transmission. With this module, you will easy to make your muse wireless transmission.


  • Bluetooth V4.0
  • Power supply: 3.3-4.2V
  • Working current:≤30mA
  • Bluetooth Profiles:

  • Bluetooth v4.0 specification support
  • HFP v1.6 wideband speech (HD voice ready)
  • HSP v1.2
  • A2DP v1.2
  • AVRCP v1.4
  • Support for smartphone applications (apps)
  • Improved Audio Quality :

  • 2-mic far-end audio enhancements
  • Near-end audio enhancements (noise suppressionand AEQ)
  • Wind noise reduction
  • Packet loss concealment
  • Bit error concealment
  • Automatic gain control and automatic volumecontrol
  • Frequency expansion for improved speech intelligibility
  • mSBC codec support for wideband speech
  • Music Enhancements:

  • Configurable 5-band EQ for music playback (rock,pop, classical, jazz, dance etc)
  • APTX, SBC, MP3, AAC and Faststream decoder
  • Stereo widening (S3D)
  • Volume Boost Additional Functionality Additional Functionality
  • Support for voice recognition
  • Support for multi-language programmable audio prompts
  • CSR's proximity pairing and CSR's proximity connection
  • Multipoint support for HFP connection to 2 handsets for voic
  • Multipoint support for A2DP connection to 2 A2DP sources for music playback
  • Talk-time extension
  • Package List:

  • 1 x Bluetooth Aduio Module- CSR8645 4.0
  • Documents:

  • Datasheet
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    • Product Code: MCB8645BT
    • Availability: In Stock
    • $7.50
    • 51 or more $6.80