Stereo Digital Audio Amplifier Module Board Wireless bluetooth Receiver USB Adapter Support TF AUX

Features 1 Used for DIY sound modification can make your speaker and headphone upgrade to be high class Blutooth audio equipment with Wireless bluetooth music receive2 Support wireless bluetooth audio receiving3 Support USB and TF card play support WMA MP3 WAV decode4 Support AUX input5 With EQ sound effect function6 Compatible for bluetooth 3 0 4 0 and 4 1 version7 Support HSP HFP Support bluetooth hand free call function8 Support communication with Android APP through SPP protocol9 Support L2CAP A2DP AVCTP AVDTP AVRCP 10 Easy pairing support automatically connect back low power mode sniff mode stop mode11 Size 48mm x 60mm12 Connection speakers are not supported Package includes 1 x Wireless bluetooth Amplifier Adapter