ZeeVee ZvPro810 HD Video Distribution QAM Modulator Over Coax 1080p Distribute one channel of digital SD or HD up to 1080i/p throughout your entire facility over coax cable infrastructure Frequency agile, MPEG-2, QAM encoder/modulator Supports Dolby Digital AC-3, 5.1 audio and Send HD Video directly to your display using your built in Digital (QAM) Tuner Closed Captioning and Emergency Alert System support Five Year Warranty