6X PT2399 Digital Microphone Amplifier Board Reverberation Karaoke Reverb Amplifier NE5532 Pre-Amplifier Tone Board

Product model:XH-M273 Working Voltage :DC12-24V / AC5-12V Reverberation chips:PT2399 former op-amp:NE5532 output channel:Stereo Frequency response range:25hz~17KHZ Size:117*53mm Weight:75g/pcs Notice:Only can use for moving-coil microphone Colour: Black Material: metal + pc ...Product model:XH-M273 Working Voltage :DC12-24V / AC5-12V Reverberation chips:PT2399 former op-amp:NE5532 output channel:Stereo Frequency response range:25hz~17KHZ Size:117*53mm Weight:75g/pcs Notice:Only can use for moving-coil microphone Colour: Black Material: metal + pc Package include : 6 pcs PT2399 Digital Microphone Amplifier Board 12pcs Audio Cable Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.