Technical parameters: Music parametric equalizer: 7 segment Music to the main output of high-pass filter: 12dB/24dB (0Hz - 303Hz) Microphone 1 There are four microphones FBE mode: OFF 1 2 3 2. Microphone pressure limit function 15-segment microphone parametric equalizer Effect Echo: Echo low-pass filter: 5.99Hz - 20.6KHz Echo high-pass filter: 0Hz - 1000Hz Echo parametric equalizer: 3 segments Echo level: 0 to 100% Echo direct sound level: 0 to 100% 6 pre-echo delay: 0 ~ 500ms 7 echo right channel pre delay: 0 to ± 50% (relative to the left channel) Echo total pre-delay: 0 ~ 500ms 9 echo right channel delay: 0 to 50% (relative left channel echo delay time) 10. Echo Repeat: 0 ~ 90% Reverberation 1. Reverb adjustable low-pass filter range: 5.99Hz - 20.6KHz 2. Reverb adjustable high-pass filter range: 0Hz - 1000Hz 3. Reverb level adjustable range: 0 to 100% 4. Reverberation direct sound Adjustable range: 0 to 100% Echo pre delay adjustable range: 0 ~ 200ms Reverberation time adjustable range: 0 ~ 3000ms Main output (operating modes: sing / dance (automatic / manual), contains all parameters except the pressure limit, delay, mute) Music level: 0 to 200% Direct sound level: 0 to 200% 3 Echo level: 0 to 200% 4. Reverb level: 0 to 200% 5.5 music parametric equalizer 6 compression limiter Left channel delay: 0 ~ 50ms Right channel delay: 0 ~ 50ms 9 left channel mute function 10 right channel mute function Set output (operating modes: singing / dancing (automatic / manual) that contains all the parameters in addition to pressure limit, delay, mute) Music level: 0 to 200% Direct sound level: 0 to 200% 3 Echo level: 0 to 200% 4. Reverb level: 0 to 200% The high-pass filter: 0Hz - 303Hz 6.3-parametric equalizer 7 compression limiter 8 delay: 0 ~ 50ms 9 mute function Subwoofer output (operating modes: sing / dance with (automatic / manual), contains all parameters except the pressure limit, delay, mute) Music level: 0 to 400% 2. MIC direct sound level: 0 to 200% The high-pass filter: 12dB, Q 0.4 to 1.5 / Bessel 24dB/Butterworth 24dB/Link Riley 24dB/USER 12dB/USER 24dB (0 Hz - 303Hz) Low-pass filter: 12dB, Q 0.4 to 1.5 / Bessel 24dB/Butterworth 24dB/Link Riley 24dB/USER 12dB/USER 24dB (0 Hz - 303Hz) 5.3-parametric equalizer 6 compression limiter 7 delay: 0 ~ 50ms 8 mute function System Two music input port: 1/2 2 Music input gain: 0dB/3dB/6dB (user mode, non-adjustable) 3. Keyboard lock password password system mode cut