Features: Desktop Audio Mini Power Amplifier Compact Home Theater Stereo Receiver Style Built-in Bluetooth for Wireless Music Streaming FM Radio with LCD Digital Display ID3 Tag Song Readout Displays Track Title Multi-Channel Audio Input Selection MP3 Audio File Support Connect & Stream Audio from External Devices USB Flash Drive & SD Memory Card Readers Aux (3.5mm) Input (2) 1/4'' Microphone Input Jacks (2) Pairs RCA (L/R) Audio Input Connectors (2) Pairs Banana Plug Speaker Output Connectors (1) Pair RCA (L/R) Audio Output Connectors Front Panel Audio Control Center Radio Station Auto Search Scan 'Repeat & Random' Audio File Functions Unique 'Track / Folder' Music Search Control Knob Treble, Bass, Master & Microphone Volume Adjustable Bluetooth Connectivity: Receives Wireless Signal for Audio Streaming Simple & Hassle-Free Pairing Setup Integrated Antenna for Extended Wireless Range Works with All of Today's Latest Devices (Smartphones, Tablets, Laptops, Computers, etc.) Bluetooth Version: 2.0 Bluetooth Network Name: 'PDA6BU' Wireless Range: 40'+ Ft. What's in the Box: Desktop Stereo Amplifier Remote Control FM Antenna Technical Specs: MAX Power Output: 200 Watt (@ 4 Ohm) RMS Power Output: 100 Watt x 2 (@ 8 Ohm) Tone Control: Bass, f=100Hz +/-8dB Frequency Response: 20Hz-20kHz Frequency Adjustment: +/-10dB Signal to Noise Ratio: >71dB T.H.D.: