... USB mouse, network controller.Ø Multiple recording modes: manual recording, schedule recording, alarm recording, motion detection recording, time recording, and pre-recordingTechnical Specification TypeNVR-3004SystemProcessordual ... SystemLinuxVideoVideo CompressionH.264Video Preview ResolutionUp to 1280*1024 resolution,Video Recording4CH 1280*720@25FPSVideo Playback4ch 1280*1024@25FPSVideo ...