Number of Speakers: 1 Included: 1 Remote Control(s), 1 Power Adapter(s), 1 Microphone(s) Features: Bluetooth Compatible Battery Type: Rechargeable Impedance: 6 Ohms Inputs/Outputs: 1 Usb Port(s), 1 Rca Output, 1 Microphone Jack(s) Manufacturer Warranty: 1 Year Parts Limited Peak Power Handling: 20 Watts Playback Formats: Mp3, Flac, Wav, Wma Power Source: Battery (included) Tuner: Fm/Am Measurements: 18 Width/Inches, 25 Length/Inches, 17 Height/Inches Minimum Frequency Response: 40 Hertz Maximum Frequency Response: 20 Kilohertz Weight (lb.): 22 Lb Country of Origin: Imported