Description: 【48V Power】: 4 Channels Audio Mixer is equipped with a separate +48V power switch, which is compatible with most condenser microphones on the market. It can automatically tune the frequency, improvise at any time and place, intelligently and automatically search for the frequency, and turn on the power amplifier mixer and microphone, so that it can automatically tune the frequency. 【 Display】: 4 Channel Mixer Sound Mixing Console, which displays the contents of the mixer in real time, so that you can better enter the state, balance and control independently, and the high and low tones can be adjusted independently, and the tuning specialty can be carefully controlled to make the sound more beautiful. 【Gain Antenna】: gain antenna, with strong and stable signal. Bluetooth connection, USB playback, compatible with various devices: support multiple audio input, and USB flash drive can directly play lossless music. 【4 Channel Mixer】: The details are carefully designed, which is more convenient and quick. We will build professional tuning and recording equipment for you, so that you can watch and hear the music changes in real time. You can watch and hear the level signal of the channel by inserting headphones, and you can keep track of the sound changes at any time, making the adjustment more convenient. 【With Microphone】: high sensitivity, dynamic microphone, showing clear and full voice, restoring high fidelity sound quality; Professional 1 for two, cordless microphone, accurate pickup, clear sound quality, beautify human voice. Specification: Material: metal Size Chart: 18.1cmx18.1cmx5.7cm/7.13inchx7.13inchx2.24inch Package Includes: 1x Mixer 1 x plug (UK standard) 2 x rechargeable microphones Note: Please allow slightly errors due to manual measurement and different monitors.