Specification Input Voltage 8 26VDC DC power input only Mic Interface Dual 6 35mm microphone connectorsBackground Music Input XH2 54 3P connectorsReverberation Output Interface XH2 54 3P connectorsPotentiometer Parameters 10K single potentiometer 6mm quincunx design spacing 23 34mmDimensions Front Plate 100mm x 65mm x 15mm Mic Socket Board 50mm x 34mm x 18mm Features 1 Equipped with imported components such as ELNA blue robe energy storage capacitors and KingBox solid state modules for enhanced sound precision 2 Professional DSP chip provides mixing functionalities for high quality audio processing 3 Compatible with multiple input sources such as mobile phones televisions decoding boards wired and wireless microphones 4 Adjustable knobs for mic volume mic echo mic 3D effects and music volume customization 5 Includes advanced front and rear amplification circuits for an optimized audio experience 6 Simple connectivity with XH2 54 3P shielded cables suitable for various audio setups Package Includes 1x DSP Audio Pre Amplifier Board1x Mic Socket Board3x XH2 54 3P Shielded Cables 30cm each