Portable Karaoke Mixer Professional Digital Audio Sound Karaoke Machine, Silver Exquisite Appearance: This sound mixer is small and light with stable quality, the appearance is exquisite and beautiful Dual Microphone Input: This sound mixer can dual microphone input, video input and sound output for video signal Function: This sound mixer has reverberation delay function, audio input and output function, which is suitable for party Volume Adjustable: The volume of the mixer can be adjusted individually, and left or right channel volume frequency can also be adjusted Application: This sound mixer is convenient to carry, which is suitable for company, stage, home karaoke, KTV and etc.