<div class="detailmodule_html"><div class="detail-desc-decorate-richtext"><p>Features:<br/>1.Qualcomm QCC5125 master control: Bluetooth 5.1, support a variety of high-definition audio decoding format<br/>2.Multiple output interfaces: analog, I2S, SPDIF output, to meet different connection requirements<br/>3.Rich key functions: volume adjustment, track switching, playback control, convenient operation<br/>4.LED pairing indicator: double lights alternately flash pairing, single light flash means pairing success<br/>5.Support a variety of decoding: including SBC, AAC, APTX, LDAC, etc., to provide high quality sound</p><p>Parameter:<br/>Product name: Bluetooth 5.1 stereo audio module<br/>Main control chip: QCC5125<br/>Power supply voltage: DC 3.6-5.5V<br/>Size: 3.2x4cm<br/>Analog output (RP, RN, LP, LN), I2S output (BCK, LRCK, DATA, MCLK), SPDIF (P20)<br/>Function keys: KCOM, PLAY, VOL+, VOL-, PREV, NEXT, active high 3V3</p><p>Key Description：<br/>“KCOM&quot;: key common terminal<br/>“VOL+&quot;: short press volume up, long press continuous volume up<br/>“VOL-&quot;: short press volume down, long press continuous volume down<br/>“NEXT&quot;: short press the next song<br/>“PREV&quot;: short press the previous song<br/>“PLAY&quot;: short press play/pause/answer/hang up, long press for 1 second to reject the call.<br/>Special function description:<br/>1. “PLAY”: long press for 3 seconds to enter pairing mode, long press for 6 seconds to clear the pairing list<br/>2. LED light: pairing status, double lights flash alternately; pairing success, single light flash<br/>3. No connection is always in pairing, no standby<br/>4. Control external amplifier mute foot MUTE (sound: output high 3V3, no sound: output 0V)<br/>4.Support SBC, AAC, APTX, APTXLL, ATPXHD, LDAC decoding</p><p>Package include:<br/>Module x1<br/><br/></p></div></div><p><br/></p>