Fangrui Product Details 1. Aqa 8-channel Mixer Microphone Effector (black) 2. With 8 Single-channel Signal Input4 Stereo Channel Input Switching Options, 8-channel Signal Input (4 Stereo Inputs Can Be Converted), When Only A Channel Is Connected, It Is Mono, And The Channels Are Simultaneously Connected As Stereo Input. 3. The Different Knobs Of The Microphone Reverberation Effect Can Be Adjusted Separately, And The Sound Effect Is Better. 4. The Built-in Rechargeable Battery Can Be Charged With A Mobile Phone Charger Or A Power Bank, Which Is Convenient To Use And Carry. 5. Guangfan Is Used To Expand The Input Signal Of Equipment Such As Mixerspower Amplifiersmobile Speakers. 6. Input Sensitivity: Mic -36db, Line -10db, Eff Ret -12db, Tape In -26db 7. Reverberation Effect: 12-200ms 8. Output Voltage: 4v Max 9. Signal-to-noise Ratio: Greater Than 85db 10. Distortion: 0. 11. Frequency Response: 20hz-20khz+3db 12. Charging Power Supply: 5v2a