Pyle Home Theater Preamplifier Receiver, Audio/Video System, CD/DVD Player, AM/FM Radio, MP3/USB Reader, 3000 Watt (Certified Refurbished) This Certified Refurbished product is tested & certified by DJ Tech Pro USA, LLC to look and work like-new. The product includes all original accessories, and is backed by a 90-days warranty. Audio + Video Home Theater System - Connects to TVs, Soundbars, Speaker Systems - Front Loading CD/DVD Player 4-Channel Preamplifier Receiver - Powers up to (4) Loud Speakers - AM/FM Radio - USB Reader - Aux (3.5mm) Input MP3 Digital Audio File Compatibility - (4) Pair Speaker Terminal Binding Posts - (2) Pair RCA (L/R) Audio Inputs Subwoofer RCA (L/R) Output - Optical (Digital) Audio Output - (2) 1/4'' Mic Inputs - 1/4'' Headphone Jack - 3000 Watt