Sierra Wireless BC127 Bluetooth Module

Linkwave Part Number: 1082-01

The BC127 Certified Bluetooth 4.2 module with integrated antenna is ideal for easily adding high-quality audio and data communication

The BC127 is dual-mode Bluetooth Classic and Bluetooth Low Energy (BLE) connecting prosumer and industrial devices requiring multiple connections and/or high-end audio applications

The model comes preloaded with Sierra Wireless Melody software and is ideal for developers who want to quickly and cost-effectively integrate Bluetooth functionality into their products.


This product is E.O.L read more…



Additional information

Weight 1.1 g
Dimensions 11.8 × 18 × 3.2 mm

Sierra Wireless



Frequency Bands


Operating Range

Up to 30m

RF Sensitivity

0.1% BER at -88dBm


DAC Resolution: 16 bits, DAC Output Sample Rate: 8 KHz to 90 KHz, DAC SNR: 96dB, Stereo Separation: -87.7dB

Power Voltage

3.3V to 4.7 V DC

Transmit Power

BER/EDR Class2<4dBm, BLE<10dBm

Active Mode Power

15mA (Music streaming)


1 x AIO, 1 x GPIO, 1 x I2C, 1 x UART, 1 x USB

Package Form Factor


Operating Temperature

-40ºC to +85ºC


  • Bluetooth Certified 4.2 Audio module
  • Dual Mode: Bluetooth and Bluetooth Low Energy (BLE)
  • Backwards compatible with 1.1, 2.0, 2.1 + EDR and 3.0
  • Embedded Bluetooth Protocol Stack
  • Supports HFP, A2DP, AVRCP, PBAP and SPP
  • Supports IAP1/IAP2 profiles for connection to iOS devices
  • Simple UART and GPIO interface for command and control
  • Can connect to external codecs with I2S, PCM, SPDIF interface
  • Includes aptX-HD™ license and algorithm1
  • Small form factor (11.8mm x 18mm x 3.2mm)


  • Wireless Speakers, Docks and Headsets
  • SmartPhone Controlled Audio Systems
  • Automotive Infotainment Systems
  • Medical Devices
  • High Quality Audio Streaming
  • Gaming Accessories and MP3 Players
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