The TPH502URBT series by Technical Pro, is a set of high powered hybrid amplifiers designed to combine amp boosting power with receiver functionality. The result is an all-in-one product ready to handle everything that comes its way. With the TPH502URBT series you get Technical Pro audio quality with unparalleled versatility Power As an amplifier the TPH502URBT series puts out 1,500, 2,500, or 3,500 Watts of peak power. With this sort of power youll be ready to fill your venue with full-bodied sound. These amplifiers also come with the ability to channel output to up to four speakers to ensure sound goes exactly where its needed. No matter the venue, the TPH502URBT series is ready to pump out impressive volume. Individualized Output To enable you to tailor output to match your input and venue, the H 502URBT series comes with a variety of audio modification features. With a built-in interface you can effortlessly regulate bass, treble, and balance. Separate gain controls for the preamp and subwoofer further allow you to create exactly the right atmosphere. The TPH502URBT series ensures your speakers pump out nothing but the best by adapting input. Integrated Features With included receiver capabilities, the H 502URBT series is ready to take audio from a variety of sources. The TPH502URBT series takes input from RCA, USB memory sticks, and SD cards. Wireless features allow you to connect Bluetooth compatible devices to maximize freedom. Features: 3500 watts peak power IInputs: RCA ( 2 audio sources), USB, SD Card, MP3 (3.5mm) Outputs: Banana blinding post (4 speakers), push button (surround sound speakers), RCA (record line, preamp, 2 mono to subwoofer) Headphone (3.5mm) USB SD Card maximum size: 32GB Plays .mp3, .wav, .wma files from USB drives and SD Cards iPod compatible USB input allows for direct connection with an iPod Records .wav files onto USB Flash Drive or SD Card from Tuner RCA inputs 128 kbps / 44.1 KHz sampling rate on .wav file recordings Track title, track number elapsed time will display for USB / SD Card inputs Bluetooth compatibility allows for wireless connection to any A2DP stereo Bluetooth device Features Bluetooth v2.0 with EDR Bluetooth (2.4 GHz) technology Bluetooth Range: 30 Feet Repeat / Random playback on USB / SD Card inputs 7.2 Channel up conversion AM/FM digital tuner Bass, t