product description
this is a bluetooth class2 (max 4dbm) module with on board antenna. the on board antenna eliminate the need of matching circuit on the main board andtherefore save the costs of production test. it is based on csr bluecore 5 (bc5)-mm chip set. it can support bluetooth v2.1+edr system. the embedded kalimba dsp co-processor supports the advancedfeatures such as echo cancellation, noise reduction and stereo audio (a2dp profile) communications. thanks to the 16m bits program flash memory, the module can be integrated with fruit of bluetoothprofiles stack to meet various kinds of application. the integrated stereo dac provide high quality audio performance with snr up to 95db. support digital audio bus such as pcm, i2s orspdif. and the on chip switched-mode regulator and li-ion battery charger eliminate the needs of external components and costs. the host interfaces include usb and uart, that are programmable fordata communication, module control or firmware upgrade.
the powerful and flexible design allows the module to support hsp/hfp/a2dp/avrcp spp, pbap,…all kinds of bluetooth profiles.
applications
ú     high quality wireless stereo headset.
ú     high quality wireless stereo speaker.
ú     high quality wireless stereo transmitter.
ú     high quality wireless microphone
ú     wireless usb audio class device.
ú     dual paring mono headsets with noise reduction capability.
ú     hands-free car kits.
ú     voip or land line phones wireless headsets.
ú     bluetooth audio gateway
product benefits
ú     powerful and flexible that fits various kinds of the bluetooth applications.
ú    compact bluetooth stack firmware, easy to use.
ú    on board antenna that eliminate the need of matching circuits.
ú    16m bits program flash memory thatallows more integrated functions.
ú     embedded li-ion battery charger.
productspecification
dimension
16x24x 2.6 mm
bluetooth standard
v2.1+edr
rfpower
-6dbm to +4dbm
receiving sensitivity
-82dbm
program flash memory
16mbits
audio interfaces
analog, pcm, i2s and spdif
hostinterface
usb and uart
supply voltage
3.3v –4.2v

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雷松科技（深圳）有限公司
钟妙
13723752821
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