The Pyle Home Theater Amplifier Audio Receiver Sound System with Bluetooth Wireless Streaming MP3/USB/SD/AUX/FM Radio (200 Watt) - Rack Mount Amplifier Receiver - 2.1 Channel Audio Amp Design - Bluetooth Wireless Audio Streaming Ability - USB Flash & SD Memory Card Readers - FM Radio with Digital LCD Display - ID3 Tag Readout Displays Song Title - Aux (3.5mm) Input Jack - Connect & Stream Audio from External Devices - Multi-Source RCA (L/R) Audio Input Connectors - (2) 1/4’’ Microphone Inputs - Spring-Loaded Speaker Terminals - Combo Screw-Type Banana Plug Speaker Jacks - RCA Subwoofer Output - Front Panel Button Control Center - Independent Input Source Selectable. DETAILSFeatures: Rack Mount Amplifier Receiver 2.1 Channel Audio Amp Design Bluetooth Wireless Audio Streaming Ability USB Flash & SD Memory Card Readers FM Radio with Digital LCD Display ID3 Tag Readout Displays Song Title Aux (3.5mm) Input Jack Connect & Stream Audio from External Devices Multi-Source RCA (L/R) Audio Input Connectors (2) 1/4’’ Microphone Inputs Spring-Loaded Speaker Terminals Combo Screw-Type Banana Plug Speaker Jacks RCA Subwoofer Output Front Panel Button Control Center Independent Input Source Selectable Bass Treble Balance Source Volume Adjustable Includes Removable Rack Mount Brackets Bluetooth Connectivity: Built-in Wireless Music Streaming Receiver Compatible with All of Your Favorite Bluetooth Devices (iPhone Androids Smartphones iPad Tablets etc.) Bluetooth Version: 2.1 Wireless Range: 30’+ ft. What’s in the Box: Amplifier Receiver Remote Control Detachable Hardware Rack Mounts FM Antenna Technical Specs: MAX Power Output: 200 Watt @ 4 Ohm RMS Power Output: 100 Watt x 2 @ 8 Ohm Rated Input currency: 75mA 8-Ohm Speaker Loaded (30mA No Load) Construction Material: Metal Aluminum Alloy Panel Frequency response: 20-20KHz +/-2dB S/N Ratio: >85dB T.H.D.: