Acesonic AMW-2650 Mixing Amplifier is one of the most compact and powerful mixing amplifiers on the market designed for the professionals. The almost 40-lbs, 2600-watts digital amplifier loaded with the most sought-after features for the serious users including support for 4K HDMI signals and powerful PC interface for you to turn this unit into the central of your multimedia entertainment console. This 2.1 channels amplifier is designed not only for music and movie playback, it also combined all of the advanced features for karaoke, making this one of the best choices for the professional singers. The AMW-2650 mixing amplifier has built-in two UHF wireless microphones (in 900MHz) that gives you the freedom of singing without the need of connect to additional devices. The advanced reverb, echo and digital key-controllers combined with the 7-bands microphone and music equalizer can fine tune your performance to the optimal setting. The built-in feedback eliminator will help suppress audio feedback. All of the effect setting can be fine-tuned using your PC to make your singing more fun and enjoyable. This versatile AMW-2650 mixing amplifier will be the center of your entertainment hub with its multiple audio input connectors. Three 4K HDMI input allows you to accept signal from any hi-fi HDMI sources including TV-boxes, Blue-ray players or game consoles. Two 1/4? Jack for you to connect to additional microphones or audio sources. Finally, the two RCA inputs can accept music from almost any audio devices. All of the audio signals can be feed to the 1400-Watts AMW-2650 mixing amplifier, make it the ultimate choice for your sound system component. 4.3 Color LED Touch Screen Status Display. Built-in Dual UHF Microphones Receiver and Included 2 Multi-Channels Wireless Microphones (900MHz). Built-in Echo and Reverb Effectors. Built-in ±5 Digital Key Controller. Built-in 3 Bands Professional Feedback Eliminator. Built-in 10 Bands Microphone Equalizer. Built-in 7 Bands Music Equalizer. Built-in 3 Bands Effort Equalizer and Subwoofer Equalizer. Built-in Music, Microphone and Effect Volume Initial Turn-On Setting. Built-in Music, Microphone and Effect Volume Maximum Limit Setting. Built-in 8 Customized Profile Memory Settings. Windows PC Controller Software via USB 2.0 port.