Hear every word clearly with the Bose TV Speaker. Ideal for dramas, news, and sports, this small but powerful speaker delivers clear, balanced and natural sound.Dialogue mode elevates vocals so you can hear and understand every word more clearly. You can also play music via Bluetooth and enhance the bass at the touch of a button.Simple to setup, the TV Speaker uses an optical or HDMI connection to your TV. You can expand your system to include a wired subwoofer by adding a Bose Bass Module and 3.5mm audio Cable (sold separately).