... (Auto over write)SearingTiming, motion detect, alarm, manualFast x128 , slow, Image by imagebackupDVD copy, CD copy, HDD, USB, internetEach Camera, ALL ... )weightApprox. 10 Kgworkingtemperature0 ~ 60 degChumidity10 ~ 90% Real time DVR, D1, Free DDNS, HDMI,CCTV, CCTV DVR, 16CH H.264 DVR