8CH H.264 Standalone DVR 1,Real-time DVR/ Network DVR 2,8 Alarm in, 1 Alarm Out 3, Mobile, Email, PTZ, VAG 4,OEM, ODM welcom 8CH H.264 Standalone DVRFeatures:H.264 real-time high compression, support dual stream network transmissionStand-alone Linux2.6 operation systemGraphics & Windows OSD interfaceSupport D1, HD1 and CIF recording resolutionADPCM audio compressionSupport triplex operation: ...