It has the ability for data transfer by SPP profile that user can control the device with APPs. The SPP profile is supported in Android’s system for most smart phones.

An internal class-D amplifier can drive the speaker directly. It can be driven up to 4.5V supply voltage with an acceptable heat and current consumption.  

 Main features: 

l Main Chip: ISSC IS2015S

l Bluetooth 4.1 EDR compliant

l Max. +4dBm Class 2 output power

l Receiver Sensitivity:GFSK typical -90dBm, /4 PSK typical -91dBm, 8DPSK typical -83dBm

l Piconet and Scatter net support

l UART command set

l CVSD, A-law, -law CODEC algorithms for voice applications

l SBC/AAC decode for Bluetooth audio streaming

l Build-in High performance stereo audio codec

l Microphone input and audio line-in support

l Build-in audio mux/gain control for line-in audio signal

l Cap-less/single end headphone driver

l Audio DAC with 94dB SNR that provides a supreme clear audio output

l Build in 350mAH Li-ion battery charger

l Build in a class-D amplifier

l HSP, HFP, A2DP, AVRCP, SPP profiles support

l 3.3V operating voltage

l The minimum requirement for EEPROM size is 32Kb

l 45 pins SMT module

l Size: 15mm x29mm

l RoHS compliant