<div class="detailmodule_html"><div class="detail-desc-decorate-richtext"><div style="position:relative">1.Dual Bluetooth Modes for Ultimate Flexibility<br/><br/>-Bluetooth audio receiver mode ,connects effortlessly to smartphones, tablets, or laptops via Bluetooth 5.4 to transforms wired headphones, speakers, or home theater systems into wireless devices.<br/><br/>-Broadcast Bluetooth mode,bluetooth broadcast receiver,support pair multiple headphones/speakers to a single TV or PC—ideal for silent discos, group presentations, or guided tours.Bluetooth broadcast transmitter mode,turn the device into a short-range walkie-talkie—great for team travel, teachers in classrooms, church sermons, or restaurant staff communication.<br/><br/>2.Support SBC,AAC,LC3 audio codec for crisp, high-fidelity sound.<br/><br/>3.Built-in 550mAh rechargeable battery ensures long-lasting performance,after full charging,up to 6 hours in Bluetooth receiver mode.Up to 20 hours in Broadcast mode (Receiver/Transmitter).<br/><br/>4.Built-in ENC (Environmental Noise Cancellation) &amp; Mute Function—enhances call clarity and reduces background noise.Under Bluetooth transmitter mode,double click &#x27;&#x27;ENC&#x27;&#x27;button to ON/OFF this function<br/><br/>5.Support 3.5mm Aux ouput and input.<br/><br/>6.Earback monitoring function,enhance your teaching, presentations, or meetings with the built-in ear monitoring feature.Smply connect a second headphone to the 3.5mm AUX port, and you&#x27;ll hear exactly what your audience hears—ensuring your voice is crisp, volume is perfect, and audio stays distortion-free. Ideal for educators, public speakers, trainers, and conference calls, this function helps you monitor and adjust your speech in real time for professional, flawless delivery.<br/><br/>7.Clip-On design for portability, easy attachment to clothes, bags, or belts.Lightweight yet durable—take it anywhere, anytime<br/><br/>8.Suitable for multiple scenarios,ou can use it to receive announcements in subways, airports, exhibitions, as an intercom system for tour guides, for teaching or in conference rooms.<br/><br/>Parameter:<br/>Bluetooth version:Bluetooth 5.4<br/>Audio codec:SBC AAC LC3<br/>Mode:Bluetooth audio receiver,Bluetooth broadcast receiver,Bluetooth broadcast transmitter<br/>Battery:550mAh<br/>Play time:Bluetooth audio receiver:6h<br/>Bluetooth broadcast receiver:20h<br/>Bluetooth broadcast transmitter:20h<br/>Distance:Under Bluetooth audio receiver:15m（barrier-free)<br/>Under Bluetooth broadcast mode:100m(barrier-free<br/>Audio input:3.5mm aux/Mic/Bluetooth<br/>Audio Output:3.5mm aux<br/><br/>Package:<br/>1*Bluetooth audio adapter<br/>1*3.5mm aux cable<br/>1*Wired headphone<br/>1*Type-c charging cable<br/>1*User manual<br/><br/><br/><br/><br/><br/><br/><br/><br/><br/><br/><br/></div></div></div><p><br/></p>