2 in 1 Bt 4.1 Receiver Aux Transmitter Receiver with TX and RX model
• Insert 48MIPS double MAC DSP Coprocessor.
• Support stereo Codec.
• Support HFP,HSP,A2DP,AVRCP,and SPP Profiles.
• Noise elimination and echo cancellation.
• Multi-band equalizer configuration.
• Support data packet loss concealment.
• Multi-point HFP and A2DP.
• Support voice prompts.
• Built in battery charger supports 300MA fast charging and over-discharge protection
BT 4.1 version,low power consumption.
Sample is also workable