... High H.264 resolution economical 4CH security standalone DVR ELP-DVR7204 Featurers1. Operation System Linux Housing: 1U 2. Video Format Full ... , iPhone, BlackBerry, Android) 11.Dual Stream Support 12.HDD ELP-DVR7204 support 1 SATA Interface (Each HDD max support 2TB) ELP ... High H.264 resolution economical 4CH security standalone DVR ELP-DVR7204
