Features:<br />Wireless mic system with 1 dual-channel receiver and 2 handheld mics.<br />VHF design(174-270MHz) with 2 antennas for signal receiving.<br />Two XLR balanced and one 1/4&quot; audio mix output interfaces.<br />Supports the volume of mics adjusting separately.<br />Up to 50m effective operating range in open area.<br />Comes with an audio cable(6.35mm plugs) and a power adapter.<br /><br />Specifications:<br />Frequency Range: 174 - 270MHz<br />Transmitter Power: &le;10mW<br />Frequency Deviation: &plusmn;30KHz<br />Dynamic Range: ?40dB<br />Stability: &plusmn;0.005% <br />Frequency Responses: 40Hz-20KHz<br />T.H.D. (Overall): &le;0.2 %<br />S/ N Ratio: &gt; 85 dB<br />Working Distance: Up to 50 meters if no obstacles<br />Cable Length: About 1 Meter <br />Mic Power Supply: 2 * 1.5V AA Battery (Not Included)<br />Receiver Power Supply: DC 12-15V<br />Power Adapter: EU Plug<br />Receiver Size: 20 * 15 * 4cm / 7.9 * 5.9 * 1.6in<br />Receiver Weight: 450g / 1lb<br />Package Size: 35.5 * 33.5 * 7.5cm / 14 * 13.2 * 3in<br />Package Weight: 1.3kg / 2.9lb<br /><br />Note:<br />The batteries for microphones are not included.<br /><br />Package List:<br />1 * Receiver<br />2 * Microphones<br />1 * Audio Cable<br />1 * Power Adapter(EU)<br />1 * User Manual(English)<br><img src="http://img.tomtop.com/product/xy/2000/2000/p/gu1/I/U/I2159EU/I2159EU-1-f8c8-b6qh.jpg" /><br>$$<img src="http://img.tomtop.com/product/xy/2000/2000/p/gu1/I/U/I2159EU/I2159EU-1-f8c8-jppe.jpg" /><br>$$<img src="http://img.tomtop.com/product/xy/2000/2000/p/gu1/I/U/I2159EU/I2159EU-1-f8c8-u8oq.jpg" /><br>$$<img src="http://img.tomtop.com/product/xy/2000/2000/p/gu1/I/U/I2159EU/I2159EU-1-f8c8-5QTn.jpg" /><br>$$<img src="http://img.tomtop.com/product/xy/2000/2000/p/gu1/I/U/I2159EU/I2159EU-1-f8c8-zVLf.jpg" /><br>$$<img src="http://img.tomtop.com/product/xy/2000/2000/p/gu1/I/U/I2159EU/I2159EU-1-f8c8-ba97.jpg" /><br>$$<img src="http://img.tomtop.com/product/xy/2000/2000/p/gu1/I/U/I2159EU/I2159EU-1-f8c8-Bqxl.jpg" /><br>