We have over 7000 Positive Feedbacks. W DSP Echo Karaoke AV Amplifier. 500+500 Watts Max Power Output. Four Line Inputs and Four Video Inputs. Microphone Low Frequency and Adjust the Resonance. Adopt YAMAHA DSP YAD156 High-End 3D Key-control Chip. On-Screen Display for Advanced Setting. Microphone Inputs(3 Front & 3 Rear). Effecter Terminal Digital Echo. Four […]