* Working at DC11~30V (AC100~240V optional)
* Detect car start and switch off to start and stop record.
* Protection on car start and low voltage.
* Delay switch off the DVR while shut off the car.
* Designed with shockproof (up to 2G) protection.
* Key-in ID or car number to be recorded in DVR
* Video loss alarm.
* Record lock to protect record function.
* Record one channel with audio.
* Hard disk overwriting protection.
* Design with both Internal/External motion detection.
* PTZ control through front panel.
* Daylight saving time auto change
* Wireless remote control
* Small size: 177mm (L) x 100mm (W) x 40mm (H)
* Light weight: 745g (without HDD)
more than 30 special features