?This professional wireless microphone system with 2 high-quality microphones and 1 receiver will bring you into a world where you can sing happily and freely with your friends and families. It is also suitable for using in party£¬ meeting and outdoor hosting£¬ etc.<br><br><strong>Features:</strong><br>Professional wireless microphone system with 1 dual channels receiver and 2 handheld MIC.<br>The receiver with two 1/4" audio mix output interface can connect the MIC to the stereo system.<br>Special UHF design with unique anti-interference ability for the wireless microphones.<br>With LCD display showing the channel and frequency information of 2 microphone.<br>The volume of 2 MIC can be adjusted separately by the knobs.<br>Effective operating range is up to 60m in open area.<br>Comes with an audio cable(6.35mm plugs) and a power adapter.<br><br><strong>Specifications:</strong><br><strong>--Microphone</strong><br>Frequency Range: 500 - 980 MHz<br>Frequency Response: 50 - 20£¬000 Hz<br>RF Power: 10mW<br>Input Sensitivity: 2.1 mV/Pa<br>Power Supply: 2 * 1.5V AA Battery (Not Included)?? ????????????? ?<br>Power Consumed: 100mA @3V<br>Size: 26 * 6cm / 10.2 * 2.4in<br>Weight: 217g / 7.6oz(for each)<br><br><strong>--Receiver</strong><br>Frequency Range: 500 - 980 MHz<br>Receive Sensitivity: &lt;-90 dBm<br>Audio Output: Unbalanced Mix Output<br>Power Supply: DC 12-18V<br>Power Consumed: 150 mA @13.5V DC<br>Size: 21 * 13.5 * 5cm / 8.3 * 5.3 * 2in<br>Weight: 569g / 1.3lb<br><br><strong>--System</strong><br>T.H.D. (Overall): &lt; 0.1 %?? ?????????? ??? ??????? ?<br>Signal to Noise: ¡Ý 96 dB (A)?? ?????????? ?<br>Modulation: DQPSK?? ?????????????? ?<br>Dynamic Range: &gt; 100 dB (A)??? ??? ??? ?<br>Audio sampling:?? ?24 bit/48 kHz????????? ?<br>Transmission system: PLL Synthesizes?? ?????? ?<br>Audio Delay: 3ms?? ?????????????? ?<br>Audio Encoder:? PT Live????????? ?<br>Low frequency range: 20 - 20£¬000 Hz?? ??????? ?<br>Working Distance: 60M in open area ?<br>Storage temperature: ¨C 20 ¡æ to +70 ¡æ ?? ??????? ?<br>Working temperature: ¨C 10 ¡æ? to +55 ¡æ?????? ?<br>Package Size: 44 * 31 * 7.5cm / 17.3 * 12.2 * 3in<br>Package Weight: 1800 / 4lb<br><br><strong>Note:</strong><br>The battery is not included.<br><br><strong>Package List:</strong><br>1 * Receiver<br>2 * Microphones<br>1 * Audio Cable<br>1 * Power Adapter(EU)