Philips HTS9140 Blu-ray 3D playback Soundbar Home theater. Signal-to-Noise Ratio (SNR): 65 dB. Subwoofer type: Passive, Subwoofer frequency range: 20 - 150 Hz, Subwoofer impedance: 4 Ом. Power consumption (standby): 0.22 W. Subwoofer weight: 6.03 kg. Package weight: 21 kg