Compression:H.264 Pan/Tilt IR Network Dome Camera Sensor:1/3 SONY CCD 520TVL ... ,keen response Selects the EEPROM data storage method, after the power failure, the data won’t lose for a long time ... , community, transportation, finance,home,supermarket and so on.Model DH231Pan/Tilt IR Network Dome CameraSensor1/3 SONY 520TVLDisplay Resolution500(H)×582 ...