Hello, Unopened box. Home theater speaker system. Specs below. Box Contents: -Control center (Decoder Amplifier) with which you control the volumes and effects. -Five satellite speakers with five speaker cables -Four desktop stands for satellite speakers -Subwoofer with cable (note: Subwoofer has one corner minor damage which l think only damage the protective plastic, since it doesn't the bass effect after all. -Genuine Cambridge Soundworks AC Adapter. -One piece of 3.5mm to 3.5mm mini jack cable for sound line-in input from your computer or other audio source. -All wired connection. Specifications: -Each main, center and rear satellite speaker features a 2.5" 7 Watt long-throw speaker driver for rich, wide range sound. Main and center satellites equipped with 3 m /9 ft cables. Rear satellites equipped with 5m/16ft cables. -The subwoofer features a 5.25" long-throw bass driver for high-impact bass output (20 Watts) -High performance Dolby Digital decoder amplifier with built-in 24-bit Digital-to-Analog converter (DAC) -A separate power supply adapter is included Inputs: *Dolby Digital/SPDIF input (RCA jack) *Front Line In stereo minijack *Rear Line In stereo minijack *DIGITAL DIN The Package Contains: *Decoder amplifier with built-in Dolby Digital decoding and 24-bit Digital-to Analog Converter (DAC) *Electronically contoured subwoofer *Center speaker with angled stands *Four main satellite speakers with individual stands *2 tripod rear speaker floor stands *Wall-mounting accessories *Power Supply Adapter