ZVOX SoundBase 450 28&rdquo;Sound Bar with Built-In Subwoofer, Bluetooth, AccuVoice The 450 uses zvox's proprietary phasecue Virtual Surround processing to give you rich, three-dimensional sound with movies or music. The 450 features a fourdigit display located behind the speaker grille that shows the current setting for volume, bass & treble and phasecue Virtual Surround. The 450 has two analog Audio inputs, plus one digital Audio input (Supports both optical or coaxial digital cables). select a specific input using either the soundbase's remote control or the slimline button panel on the cabinet. The 450 uses premium quality speakers and amplifiers and was designed by our team of "new England sound" Speaker designers. Searching for remotes to control all of your home theater can be a hassle. The sound base 450 sound bar solves This issue in under a minute, by allowing you to program It to respond to your TV's remote control.