Stereo ROM module (CSR 8640)

BTM-640

  • The module is a Max.4dBm( Class2 ) module.
  • Fully Qualified Bluetooth v4.0.
  • Integrated Switched-Mode Regulator.
  • Integrated Battery Charger.
  • Embedded Kalimba DSP Co-Processor.
  • Integrated 16-bit Stereo Audio CODEC 93dB SNR for DAC.
  • CSR’s latest CVC technology for narrowband and wideband voice connections including wind noise reduction.
  • Wideband speech supported by HFP v1.6 Profile and mSBC codec.
  • Multipoint HFP connection to 2 phones for voice.
  • Multipoint A2DP connection enables a headset(A2DP) connection to 2 A2DP source device for music playback.
  • SBC decoder support.
  • MP3, AAC, Faststream decoder support. (option)
  • HSP v1.2/ HFP v1.6/ A2DP v1.2/ AVRCP v1.4
  • RoHS compliant.
  • Small outline. 13.4 x13.4 x1.8mm(128K EEPROM)

BTM-641

  • The module is a Max.4dBm( Class2 ) module.
  • Fully Qualified Bluetooth v4.0.
  • Integrated Switched-Mode Regulator.
  • Integrated Battery Charger.
  • Embedded Kalimba DSP Co-Processor.
  • Integrated 16-bit Stereo Audio CODEC 93dB SNR for DAC.
  • CSR’s latest CVC technology for narrowband and wideband voice connections including wind noise reduction(option).
  • Wideband speech supported by HFP v1.6 Profile and mSBC codec.
  • Multipoint HFP connection to 2 phones for voice.
  • Multipoint A2DP connection enables a headset(A2DP) connection to 2 A2DP source device for music playback.
  • SBC decoder support.
  • MP3, AAC, Faststream decoder support(option).
  • HSP v1.2/ HFP v1.6/ A2DP v1.2/ AVRCP v1.4
  • Voice prompts (SPI Flash)
  • RoHS compliant.
  • Small outline:
    14x20x1.9mm(128K EEPROM)