Rugged Mobile DVR 1.Support 32G SD Card, 64G max 2.DC input ... -48V, 2 years warranty 3.PTZ Control High Definition Rugged Mobile DVR 3G GPS Support D1 Remote Control *Specification Item ParameterA&V ... -proof, dust-proof functions, easy installation and super stability2. Support HDD and SD Card synchronous recording, double data backup (Very Safe ...