Product Name: AES/EBU Switcher Use: Automotive OEM: Available Type: Switcher Trademark: ZHC Transport Package: Box Origin: China Product Description ZHC842D Digital Audio Switcher is an intelligent radio digital audio automatic switching device specially developed for the needs of the safe broadcasting of radio stations,It is mainly used in the occasions when the channels of audio transmission fail,it can automatically switch to a standby transmission channel and avoid the incidents of broadcasting suspension.