The Bose AV 3-2-1 (Series II) Media Center is a sleek black rectangular home theater speaker system designed for optimal audio performance. With various audio inputs including AUX, RCA, digital optical, and HDMI, this media center is compatible with a range of devices for a seamless entertainment experience. The wired connectivity and compatibility with Series II models ensure a reliable and immersive sound setup for your home theater system. Made of durable plastic, this Bose 321 model is perfect for enhancing your audio experience.