BOSE BASS MODULE 500...
Add this bass module to the Soundbar 500 to enjoy deep, deep bass sound. The Bose Bass 500 module takes your music and movies to new levels. It's a thunder-sounding sound from a 25 x 25-centimeter cube with wireless technology - easy to hide and even easier to hear.
By adding this bass module to the Soundbar, you will enjoy a room-shattering, cinema-like experience. And installation? Quite simple. Connect wirelessly to your Soundbar and you'll instantly hear Bose premium quality bass.