The Samsung SWA-W700 Power Board AH44-00340A is a high-definition single subwoofer with a sleek black design and a square shape. It is designed for Samsung brand compatibility and features a 10-inch driver size with an RMS power of 200W. This powered subwoofer offers 5 channel surround sound formats and connectivity through Bluetooth and wireless speakers. With a manufacturer warranty of 1 year and compatibility with Alexa for smart home integration, this Samsung subwoofer delivers exceptional sound quality and convenience for your home audio setup.