Samsung Home Theater DS420, DVD player, 5.1 channels, 400 W, Dolby Digital, dts, 60 W, 60 W Samsung Home Theater DS420. Optical disc player type: DVD player. Audio output channels: 5.1 channels, RMS rated power: 400 W, Audio decoders: Dolby Digital, dts. Center speaker RMS power: 60 W. Satellite speakers RMS power: 60 W, Satellite speaker impedance: 4 Ω. Subwoofer RMS power: 100 W, Subwoofer impedance: 4 Ω