4 Way Group Output: DJ Mixer group can be output separately (used as the main output) or the edited channel can send the group signal to the main channel for flexible control. The group output of the mixer makes audio mixing more efficient and flexibleReal Time Monitoring and 100MM High Travel Fader: Use real-time level display and mute function to monitor and manage the audio signal of each channel to ensure clear and stable sound quality. Each channel is equipped with a 100mm fader to provide precise volume adjustment to ensure smooth transition and smooth operation during audio mixingPAD Attenuation Function: The mixer has PAD function that can attenuate the volume of the input signal by up to -26db to accommodate large-capacity input and avoid overload and distortion. It is equipped with a high-pass filter that can filter noise and low-frequency noise to provide a clearer audio signalMid Range Frequency Selection: Each input channel is equipped with a mid-range frequency adjustment function, allowing users to accurately adjust the mid-frequency response of the audio to meet the tuning needs of different music styles.3-Way AUX Auxiliary Output: Mixer can be connected to monitoring equipment, external effects or amplifiers to enhance the flexibility and scalability of audio processing, and reverberation can also be sent to AUX