Power Output(Peak):4000W + 4000W Watts Max. Double 10 Section Equalizer Regulation. Professional Digital USB Recorder and Playback with USB 2.0 Port Input. Recording function With Level Control. Audio Bluetooth receiver built-in for streaming from smart devices. Headphone Output With Headphone Volume Control. Guitar Input With Volume Control. Music Disco On/Off Selection. 3 Front 1/4 Microphone Inputs, 2 Balance XLR Microphone Back Input. Capacitor Mic Input (Phantom Power 48W). 3 Audio/Video Inputs: DVD/AUX/HDD. 1 RCA Audio/Video Output. L/R Multiplex Channel Output Selector. Individual MIC Bass/ Mid/ Treble Controls. 4 Audio Outputs Record Out, Line Out, Subwoofer Out (Music/ Mixing), Mic Out (High/Low). 4 Banana Plug Speaker Connectors. Built-in BBE Sonic Maximizer for both vocal and music. DSP Digital Sound Processor. Temperature-Active, Ultra-Low-Noise Fan for non-stop operation. Pre-Input and Pre-Output for External Effort. Product Dimensions: 22W x23D x15H inches. Product Weight: 43 lbs. Power Output(RMS):550W+550W at 4ohms. Power Output(RMS):350W+350W at 8ohms. Input Impedance: 47K ohms. Input Sensitivity: 150 mV. Bass Control: +/-15dB(100Hz). Mid Control: +/-15dB(1KHz). Treble Control: +/-15dB(10KHz). Frequency Response: 20Hz – 20kHz -1dB. Power source: 115V /60Hz. Connector: 1/4 TRS /Unbalanced. Microphone Input Sensitivity: 10mV. Microphone Frequency Response: 20Hz – 20 kHz / 3dB. Mid Control: +/-12dB(1KHz). Digital Echo:Up to 300ms. Key Control Range +/- 6 Half Tones. Full Functions Remote Control. Note for overseas customers: This is an electronic product designed for use in the USA.