<div class="detailmodule_html"><div class="detail-desc-decorate-richtext"><meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <title> </title> <div style="width:100%;height:100%;"> <div style="width:100%;text-align:center;height:30px;" id="title"> <span style="font-weight:bold;font-size:16px;">Optimal UHF Wireless Microphone Converter XLR Transmitter And Receiver 640-690Mhz Plastic 1Set</span> </div> <div id="description"> <div class="ui-box-body"> <span style="font-size:18px;"> <div> Effective working distance: 25m <br />Frequency range: 500MHz~600MHz/640MHz~690MHz <br />Frequency response:20HZ~18KHz <br />Number of frequency points: 25 <br />Audio dynamic range: Greater than 100dB <br />Transmission parameters <br />0V working current: 140mA <br />3V operating current: 140mA <br />48V working current: 160mA <br />Battery capacity: 500mA <br />Transmit power: 12dBm <br />Usage time: 3.5h <br />Shutdown voltage: 3.3V <br />Charging time: 2.5h <br />Receive parameters <br />Working current: 80mA <br />Shutdown voltage: 3.3v <br />Battery capacity: 500mA <br />Usage time: 6h <br />Charging time: 2.5h <br />Receiving sensitivity: Less than -100dBm <br />Distortion: Less than 0.5% <br />Colour:Black <br />Material:plastic <br /> <br />Package Contents: <br />1 x receiver <br />1 x transmitter <br />1 x charging cable <br /> <br />Only the above package content, other products are not included. <br />Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm. </div></span> </div> </div> <div id="details"> <div class="ui-box-body"> <span style="font-size:18px;"> <table border="0" cellpadding="0" cellspacing="0" style="width: 100.0%;"> <tbody> <tr> <td style="margin: 0 auto; text-align: center;"><p></p><p></p><p></p><p></p><p></p><p></p><p></p><p></p><p></p><p></p></td> </tr> </tbody> </table> </span> <br /> <p> <br /> </p> <p> </p> </div> </div> </div></div></div>