Samsung HW-K335, 2.1 channels, 130 W, DTS Digital Surround, 130 W, Passive subwoofer, Black Samsung HW-K335. Audio output channels: 2.1 channels, RMS rated power: 130 W, Audio decoders: DTS Digital Surround. Soundbar speaker RMS power: 130 W. Subwoofer type: Passive subwoofer. Product color: Black, Audio formats supported: AAC, ALAC, FLAC, MP3, OGG, WAV. Connectivity technology: Wired & Wireless