BC6140 is a Bluetooth chip for low-cost mono headsets that provides high quality 1-mic noise reduction, echo cancellation
and speech intelligibility enhancements. BC6140 also supports user convenience features such as audio prompts,
advanced multipoint and proximity pairing. BC6140 builds on BC6130’s functionality adding CSR’s high
on-chip DSP, support for CVC 5.0 noise reduction, packet and bit error concealment, which restores audio quality in
difficult RF environments. BC6140 is pin compatible with BC6130.