Features: Bluetooth Streaming Silk Dome Speaker Technology Wall mountable Channels: 2 Channel Speakers Power Rating: 140W (70W x 2) (* Rated at 1kHz into 4 ohms, 10% THD) Decoder: Dolby Digital, dts D/A Converter: Audio Digital/Analog Conversion: 192KHz/24bit Input: Portable Audio Input: 1 Optical Digital Audio In: 2 Power Supply: AC 120V, 60Hz Dimensions: 39.4" x 3.2" x 2.0" (W x H x D)