The Yamaha NS-AP1400SC/NS-AP1400S Surround Sound 2-Way Speaker System features a 6.0 channel configuration with 2 3/4in and 1/2in drivers. This home theater speaker system is designed with a rectangular shape and a sleek gray color. With wired audio inputs and an impedance of 8 Ohms, this speaker system from Yamaha provides a high-quality sound experience for your home entertainment setup. The Yamaha NS-1400 model is known for its excellent performance and reliability in delivering immersive surround sound for your favorite movies and music.