The Nakamichi Shockwafe Pro 5.1 is a 45-inch soundbar system that delivers a 5.1 channel surround sound experience with a 10-inch wireless subwoofer and two rear satellite speakers. It features 13 speaker drivers, including 6 extended range twin-cone drivers in the soundbar and individual drivers in the satellite speakers. Excellent sound! Bluetooth Soundbar comes with original remote, Wireless subwoofer, 2 wired satellite speakers with stands. Specs: Soundbar: 45 inches wide with 6 x 2.75" extended range twin-cone drivers and 2 x 1" silk dome surround effects tweeters. Subwoofer: 10-inch down-firing wireless subwoofer. Rear Speakers: Two wired satellite speakers with 1 x 3" extended range twin-cone driver and 1 x 1" silk dome surround effects tweeter in each. Comes with stands Connectivity: 3 HDMI inputs, 1 HDMI (eARC) output, Optical, Coaxial, 3.5mm analog input, and USB for firmware updates. Audio Formats: Supports Dolby Atmos (encoded Dolby TrueHD & Dolby Digital Plus), Dolby TrueHD, Dolby Digital Plus, Dolby Digital, DTS:X, DTS-HD Master Audio, DTS-HD High Resolution Audio, DTS Digital Surround, LPCM 7.1, LPCM 5.1, and PCM 2.0. Bluetooth: Version 5.0 with aptX™ HD. Peak Power: 850W (400W Soundbar, 150W Surround, 300W Subwoofer). Additional Features: Spatial Surround Elevation (SSE): Offers three different surround effects. Night Mode: Reduces loudness for nighttime listening with DTS:X and Dolby content. Room Button: Adjusts sound based on room size, though it doesn't perform room correction. Dolby Vision and 4K HDR Pass-Through: Supports HDR formats. Wireless Subwoofer: 5.2 / 5.8GHz wireless connection. Link to user manual pdf https://static1.squarespace.com/static/564abc16e4b042b968d6080f/t/57ac2e8f1b631ba91fcba012/1470902317696/Shockwafe+Pro+User+manual.pdf This is a very nice soundbar home theater system. $250 firm