Features: Muslady TM4 four-channel mixer compact sudio system for studio recording DJ equipment online live etc. Support both Power supply and 110-220V universal voltage can be used outdoors and indoors portable and convenient to use. Using USB Input for connecting devices to play MP3 MP3 part with independant volume control. 3-band EQ on all channels the HI control gov the high frequency range the MID control boosts/cuts the midrange frequencies and the LOW control raises/lowers the gain of the bass range. Built-in reverberation delay effect 48V phantom power supply and BT function. Specifications: Brand: Muslady Model: TM4 Noise: -80dB Frequency Response: 20Hz-20kHz ±0.5db THD : ≤0.03% @ 1KHz SNR: ≥82dB Max Input Level of Mic: 16dBu Max Input Level of Circuit: 30dBu Max Input Level of Stereo: 20dBu Headphone Output: 200Ω/300mW Other Output: +20dBu Item Size: 20 * 24.6 * 5.8cm / 7.87 * 9.69 * 2.28in Item Weight: 970g / 34.22oz Package Size: 31.5 * 24 * 8.5cm / 12.4 * 9.45 * 3.35in Package Weight: 1400g /49.38oz Package List: 1 * Mixing Console 1 * Charging Adapter 1 * User Manual Certification:NONE Origin:Mainland China Model Number:Muslady TM4