Optical or coaxial Dolby Digital audio converter Covers Accommodates a variety of earphone

Accommodates a variety of earphone and headphone options

The batteries need to be changed less often and the rechargeable batteries last longer

AC adapters

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Optical or coaxial Dolby Digital audio converter Covers Accommodates a variety of earphoneThis Dolby Digital audio converter automatically converts your audio signal, allowing you to enjoy Netflix and other streaming video services. FEATURES: Compatible with either Coaxial or Optical audio outputs Required for use with the Sereonic TV SoundBox when you wish to utilize video streaming services WHATS IN THE BOX? Digital audio converter USB power cable