Home Audio Power Amplifier System - 500W 4 Channel Theater Power Stereo Sound Receiver Box Entertainment w/ USB, RCA, AUX, MIC w/ Echo, LED, Remote - For Speaker, iPhone, Studio Use - Pyle PT4601AIU 500 WATT POWER: The Pyle Digital 4 Channel Stereo Receiver is perfect for your PA, karaoke and home entertainment system. Gives you 500W peak power to be used for multi speakers w/ 4-8 ohm impedance allowing you to enjoy high quality amplified audio 7 INPUTS: The personal digital amp box supports iPhone, smart phone, computer, USB, MP3, AM FM radio tuner, CD player. Features 2 microphone inputs for karaoke, RCA inputs, iPod docking station, 4 pairs of speaker terminal binding posts MIC EFFECTS: The professional integrated indoor house stereo receiver features echo effect, mic bass, mic treble, and volume leaving you in full control of the output sound. Perfect for karaoke, event hosting, public gatherings and announcements EQ CONTROLS: The sound amplifying device has crisp buttons for the audio sources and selector, rotary knob for equalization, mic and master volume adjustments. It features blue LED illuminated buttons to easily adjust the functions even in the dark DISPLAY METER: The compact and rack mount amplifier has a built-in digital LCD display meter which displays all the functions and input used. Antenna, audio cable cord, remote control are also included in the package for distant audio adjustments