... dvr,portable mini dvr,hidden camera,security camera,CCTV camera mini dvr camera,mini dvr,portable mini dvr,hidden camera,security camera,CCTV camera Camera lens :2-Million CMOSResolution:640 ... standby time: 250 hours standby time USB Support: 1.1 and 2.0 Operating System: Windows 2000 / XP / Vista Continuous video ...