This personal digital amp box supports various external sources - 2 RCA audio input for tuner, CD player, tape deck, 1 RCA video input for camcorder or VCR, 2 1/4" microphone IN, USB, SD, 3.5mm AUX IN jack, and FM radio antenna BLUETOOTH CONNECTIVITY: The sound amplifying mixer device is equipped w/ Bluetooth wireless music streaming. Works w/ today’s latest devices including smart phones, tablets, iPhone and computer w/ hassle-free receiver pairing EQ CONTROLS: The improved professional compact bookshelf sound amplifier features crisp, responsive buttons for mode controls. Rotary knob controls for mic echo / volume, balance, bass, treble, master volume, input source and the unique folder/track DISPLAY METER: The compact and integrated indoor AV receiver has a built-in digital blue LCD screen showing track and folder name. FM antenna and remote control are also included in the package for distant audio adjustments. The Pyle Dual Channel Stereo Amplifier is perfect for your karaoke and home theater acoustic sound system. Gives you 200W power and accommodates 2 sets of speakers for high quality amplified audio.