DETAILSFeatures: USB Flash Drive & SD Memory Card Readers FM Radio with LED Digital Display Aux (3.5mm) Input Desktop Audio Mini Power Amplifier Compact Home Theater-Stereo Receiver Style Built-in Bluetooth for Wireless Music Streaming Phono Inputs Optical/Coaxial Digital Signal Inputs Multi-Channel Audio Input Selection MP3/WAV Audio Files Support Connect & Stream Audio from External Devices (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 (1) 1/4 Headphone Output Jacks Mic Talk-over Ability to Speak Over Audio Karaoke Style Front Panel Audio Control Center Radio Station Auto-Search Scan Repeat Audio File Functions 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: 4.2 Bluetooth Network Name: PDA4BU Wireless Range: 40+ Ft. What’s In The Box: Desktop Stereo Amplifier Remote Control FM Antenna Technical Specs: LED Screen Size: 3.3’’ x 1’’ Remote Control Battery: 3V Lithium Cell (CR2025) Included MAX Power Output: 25 Watt (@ 4 Ohm) RMS Power Output: 20 Watt x 2 (@ 8 Ohm) Tone Control: Bass f=100Hz +/-12dB Treble f=10 KHz +/-12dB Tone Control for Mic: Bass f=100Hz +/-8dB Treble f=10 KHz +/-8dB Frequency Response: 20Hz-20 kHz Frequency Adjustment: +/-2dB Signal to Noise Ratio: >71dB T.H.D.: 48dB Power Supply: 115V/230V Switchable Dimensions (L x W x H): 10.2 x 9.8 x 2.8 -inchesWhats In The BoxDesktop Stereo Amplifier Remote Control FM Antenna