True X Surround Dolby Atmos® Built-in Alexa Spotify Connect, AirPlay 2 and Tidal Connect HDMI eARC (out), HDMI input, Bluetooth® and optical connection Clear Voice for improved dialogue quality Bass Extension so you can enjoy better bass reproduction External subwoofer for realistic and richly structured bass Remote control and Sound Bar Controller app that provides easier and detailed access to your soundbar True X speaker. Bluetooth® and the dedicated rear speaker for True X Surround. Degree of tightness IP67 (waterproof and dustproof) 55mm speaker unit x 1 Battery charging via USB Type-C connection Up to 12 hours of playback on a full charge (approx. 3 hours) Can be mounted on the wall with a keyhole for a coarse screw