Description: 【High Sensitivity Mic】: Audio mixer amplifier with 2 wireless microphones, high sensitivity and dynamic mic core, accurate pickup, showing clear and full voice, restoring high fidelity sound quality. 【Professional Sound Mixer】: 4 Channel sound board console, independent volume control knob, balance independent control, high and low pitch can be adjusted independently, delicate control, professional tuning. Plug in the earphones to listen to the level signal of the channel, and grasp the sound changes at any time. 【48V Phantom Power】: The sound mixing console has a separate 48V phantom power switch, suitable for most condenser microphones on the market. Intelligent frequency search and binding, automatically linked. The display screen, is clear at a glance. Gain antenna, strong penetrating power, and stable signal. 【Support USB and Bluetooth】: The DJ mixer supports Bluetooth cordless music transfer and USB playback, is compatible various formats and multiple audio sources, easy to operate. and USB flash drive can directly play lossless music. 【Wide Applications】: The audio mixer is suitable for recording, podcasting, streaming, etc. Suitable for home, party, studio, stage live show, etc. Specification: Product size: 18.1cmx18.1cmx5.7cm/7.13inchx7.13inchx2.24inch Material: Metal Package Includes: 1 Audio Mixer Amplifier 1 US Adapter 2 Microphones 4 AA Battery Note: Please allow slightly errors due to manual measurement and different monitors.