Samsung HW-D450. RMS rated power: 280 W, Audio output channels: 2.1, Audio decoders: Dolby Digital, DTS. Impedance: 4 Ом, Frequency response: 20 - 20000 Hz, Total Harmonic Distortion (THD): 10 %. Subwoofer type: Active. Power consumption (typical): 0.75 W, Power consumption (standby): 45 W. Soundbar dimensions (WxDxH): 957 x 45 x 92 mm, Soundbar weight: 2250 g, Subwoofer dimensions (WxDxH): 178 x 295 x 360 mm