Note: this item comes with plug, please confirm the voltage of your area before purchasing. Description Are you looking for a , yet microphone? Are you in search of a sturdy, trustworthy tool that can do multiple jobs at once? , ! Our microphone must meet you needs. It is one of the for you. Features - Color: Black. - Material: Metal. - Size: 15 x 3 x 3 cm. deviation: ± 11kHz - Voltage: AC110V response: 80Hz-15kHz stability: ± 0.005% to noise ratio:> 60dB Distortion: 0.5% (1kHz) Number of channels: two channels Sensitivity: -70dB Operating distance: 150 meters in open area Receiver power: DC 12V/320mA Transmitter power: 9V laminated battery or AA battery Transmitting power: 20mW range: 200MHz-270MHz Receiving sensitivity: <2μV Image rejection:> 40dB De- : 50 μS Audio output impedance: 600 Audio output level: 0-0.5V Power supply: AC110-220V 50/60Hz Power consumption: 1W - Less noise and large dynamic range. Equipped with great function to effectively reducing howling - Unique noise squelch function, reject external and turn on the local sound system - The selection of excellent chips and high- components makes the sound of this machine extremely excellent - A comprehensive solution to the use of KTV out of , mixed , sound-off, not enough distance, sound not into the microphone, singing is not smooth, battery is not durable,etc problems - system with 2 microphones. for use at any events: Karaoke, sound source recording and amplifying, vocal concerts, live-performances, conference, musical and , church, school, hall, family, party, etc Package list: 1 x Receiver 2 x Microphones 1 x power adapter