This Denon DHT-S517 soundbar is a 3.1.2 channel wireless soundbar with a subwoofer. It supports Dolby Atmos and offers a premium home theatre experience for TV, movies, and music. The soundbar connects to your TV via HDMI or digital optical output. It also features Bluetooth for wireless music streaming. Please note: The soundbar has scratches and damaged fabric. The subwoofer also has damaged fabric and a dent. Missing accessories include the power cable, remote, wall mount, HDMI cable, and optical cable.