High performance speaker system that produces 50 Watts of raw, rock solid audio power Wooden Subwoofer cabinet for excellent bass reproduction, Impedance: 4 Ohms (Subwoofer), 6 Ohms (Satellite), Power Input: 220-230V~ 50Hz, Sound Noise Ratio: ≥70dB Built in MP3 player that plays music from the USB thumb drives or SD cards, Frequency Response: 45Hz ~ 20kHz, Frequencies: 87.5mHz - 108mHz (depending on regions) FM receiver with automatic tuning that stores your favourite FM radio stations // Dual input connectivity options. Accepts RCA For TV and DVD players or 3.5mm stereo for computers multiple equalizer presets that suit mood // Controls the speaker system easily with included wireless remote control