The Microchip BM64 stereo audio module is a fully-certified Bluetooth module for designers who want to add Bluetooth wireless audio and voice applications to their products. This Bluetooth SIG certified module provides a complete wireless solution with Bluetooth stack, integrated antenna, and worldwide radio certifications in a compact surface mount package. This stereo module has integrated Li-Ion charger and contains a digital audio interface. It supports HSP, HFP, SPP, A2DP (Sink), and AVRCP profiles. Both AAC and SBC codecs are supported for A2DP.Bluetooth Low Energy supports standard Generic Access Service, Device Information Service and a proprietary service for data communication

On-board Bluetooth Stack
Class 2 module with +2 dBm (typical) output power and Class 1 module with +15 dBm (typical) output power
Transparent UART mode for seamless serial data over UART interface
Easy to configure with User Interface (UI) tool, a Windows® configuration utility or directly by MCU
USB firmware upgrade supported
Supports both digital audio I2S format and analogue audio output
Castellated surface mount pads for easy and reliable host PCB mounting
Ideal for portable battery-operated devices
Internal battery regulator circuitry
On-board antenna