Samsung The Terrace HW-LST70T/XU, 3.0 channels, 210 W, Dolby Digital 5.1, Standard, Adaptive, 210 W, Built-in Samsung The Terrace HW-LST70T/XU. Audio output channels: 3.0 channels, RMS rated power: 210 W, Audio decoders: Dolby Digital 5.1. Soundbar speaker RMS power: 210 W. Subwoofer location: Built-in. Product colour: Black, Colour name: Titan Black, Audio formats supported: AAC, MP3, WAV, FLAC, OGG, ALAC, AIFF, SBC. Connectivity technology: Wired & Wireless