Bluetooth Module details: 1,Bluetooth Profiles Bluetooth v4.0 specification support A2DP v1.2 AVRCP v1.4 Support for smartphone applications (apps) 2, Music Enhancements VConfigurable 5-band EQ for music playback(rock,pop,classical,jazz,dance ect) SBC,MP3,AAC and Faststream decoder Stereo widening(S3D) Volume Boost Additional Functionality Additional Functionality Support for voice recongnition Support for multi-language programmable audio prompts CSR's proximity pairing and CSR's proxinmity connection Multipoint support for A2DP connection to 2 A2DP sources for music playback Talk-time extension