21ch wireless soundbarwireless subwoofer260w total power outputwireless connection with tv4k pass throughsamsung multi room appmusic streaming service via bluetoothcompatible playback devices ios androiddolby 2ch dts 2ch audio processingone remote for tv soundbarsurround modebluetooth1 hdmi input1 hdmi outputoptical inputcolour blackh48 x w1078 x d129 mm soundbarh353 x w179 x d300 mm subwoofer