Genius SW-J2.1 500. RMS rated power: 12 W, Frequency range: 20 - 20000 Hz, Signal-to-Noise Ratio (SNR): 85 dB. Connectivity technology: Wired, Headphone connectivity: 3.5 mm. Weight: 2300 g. Packaging width: 336 mm, Packaging height: 228 mm. Speaker power: 12 W, Audio output channels: 2.1, Subwoofer dimensions (WxHxD): 109 x 185 x 210 mm