This has not been tested for sound but it does power up and the buttons seem to work and the disc holder does open and close. Selling as untested The Sony RDR-GX315 DVD Recorder is a silver, regular-sized device that can record on DVD-R, DVD+RW, DVD-RW, and DVD+R media formats. It features various connectivity options such as Digital Audio Optical TOSLINK, Component Video, Composite Video RCA, and Digital Audio Coaxial RCA. With the Sony brand name and DVD recorder type, this device is designed for recording and storing high-quality video content on different types of DVDs.
