Built-in power amplifier, adaptable to AC-3 DTS and stereo music reply Strong power, main audio channel 110W, center surround 22W AC-3/DTS, VCD, DVD, AUX input jack and subwoofer, stereo out put jack 6ch volume EQ, bass enhancer (II), cyber logic and hi-fi playback functions Sound prompt and sound navigation functions Automatic getting-start/finish and continuous detecting functions Multiple electronics EQ modes, adaptable to different music styles Automatic spectrum analyzing and compensating function, automatic signal compensation Scene surround function, capable of processing AC- 3/DTS effects Multiple spectrum display modes Complete Karaoke Function, including separate MIC volume control, total, total volume control, tone adjustment, voice compensation, Delay and echo adjustment functions Karaoke wide frequency function Factory preset and users auto storage functions Intelligent fun auto-radiation function Over voltage, over current, over heat and short circuit protection Standby function Automatic distortion checking function Touch and control function Full infrared remote control Main speaker with suspending panel design Main speaker with large diffused bass pipe Main speaker with magnetic fluid cooling, and tweeter protector Power amplifier Power Master audio channel : 110W + 110 W(1kHz, RMS, total harmonic distortion A,Ace 1%) Center, surround audio channel: 22W + 22W + 22W (1kHz, THD A,Ace 1%) Impedance Master audio channel: 4 to 8 ohms Center, surround audio channel: 6 to 8 ohms Input sensitivity : < 400mV Max power consumption: 550W Net weight: 10Kg Dimensions: 420 X 320 X 145 Separability: > 40dB Speakers: Max power consumption: Main 120W Center/surround:30W M Sensibility: Main:86dB (AiA3dB) Center/surround:90dB ((AiA3dB) Impedance Main:4ohms Center/surround: 6 ohms Drive: main speaker bass 10" mediant 4" tweeter 1", center/surround 3" x 6" tweeter 3/4"