3Pcs KRC-86B bluetooth 4.0 Stereo Audio Receiver Module

Description:Using CSR8630 bluetooth chip that supports A2DP, AVRCP,bluetooth version:V4.0+EDRAutomatic control technology, simple operation, easy to useIf the connection button, you can control your phone or computer to play / pause, volume changeIt supports two devices simultaneously connectedSupport power offautomatic connection functionFunction:VCC:Positive power supply 3V-5VGND:Negative oneLED+:Connected diode anodeLED-:Connected diode cathodeAGND: connected to an audio signal CathodeOUTR:Right OutputOUTL:Left OutputINR:AUX right inputINL:AUX left inputcom: button common terminalPlay / Stop: Play / PauseVOL + / NEXT: short press next song, long press volume upVOL - / REV: short press last song, long press volume downEN: bluetooth connection is high level (3.3V), disconnect the bluetooth low levelNC: Function ReservedPackage included:3 xKRC-86B bluetooth 4.0 Stereo Audio Receiver Module