LG NB3520A. RMS rated power: 300 W, Audio output channels: 2.1, Audio decoders: Dolby Digital, DTS. Soundbar speaker RMS power: 300 W, Impedance: 4 Ом, Signal-to-Noise Ratio (SNR): 85 dB. Subwoofer impedance: 3 Ом, Subwoofer sensitivity: 83 dB. Connectivity technology: Wireless, Bluetooth version: 2.0. Power source: AC, AC input voltage: 110-240 V, Power consumption (typical): 30 W