Ltpgt the hw k551 features bluetooth technology so you can wirelessly connect your smartphone or tablet to the sound bar stream music stored on your phone and music services such as spotify to enjoy your favourite songs in high qualityltpgt ltpgtyou can connect the sound bar wirelessly to a compatible samsung tv with tv soundconnect helping to remove unnecessary wires from your entertainment setup the subwoofer wirelessly connects to the sound bar allowing you to experiment wi