Specification: Description:_x000D_This digital mixer is capable of adjusting keynote and mixing sound, giving out different stereo signals to achieve a super powerful musical rhythm. 3-channel RCA input, 1-channel microphone input and 1-channel RCA output allow you to create more shocking music. Furthermore, each input channel can be adjusted volume individually, which makes music rhythm control easier for better sound effect._x000D__x000D_Features:_x000D__x000D_Multi-channel Input & Output - 3-channel RCA input, 1-channel microphone input and 1-channel RCA output help make music rhythm more shocking. _x000D_Independent Volume Adjustment - Each input channel can be adjusted volume individually, which makes you control music rhythm more conveniently and create more shocking sound. _x000D_Noise Cancelling Sound - High signal to noise ratio that higher than 90dB makes sure a super clear sound. _x000D_High Gain - Channel 1 gains 32dB, and channel 2, gains 26dB and channels 3, 4 gain 26dB. Makes music clearer and louder. _x000D_Wide Compatibility - This Mini Karaoke Mixer is suitable for TV/phone/MP3/Mac Mini/PS3/Xbox/FM Tuner/Phono Player, Amazon Echo Dot and microphone input. _x000D__x000D_Specifications:_x000D_Product type: Mini Karaoke Mixer_x000D_Input: 3-channel RCA input, 1-channel microphone input_x000D_Output: 1-channel RCA output_x000D_Gain: Channel 1 gain: 32 dB XLR jack_x000D_ Channel 2 gain: 26 dB_x000D_ Channel 3, 4 gain: 26 dB_x000D_Signal to noise ratio: >90 dB_x000D_THD: