This Gator product has more information on it's website:

HDVR245H HD dvr 720p native camera with rear facing camera - No longer available from wholesaler


720P + VGA
2.7" TFT LCD
2.0 MP CMOS Sensor
4GB TF Card included
Main Camera 140 Degree Viewing Angle
External Camera 90 Degree analogue signal output wide angel lens
G Sensor Function Motion detection
SOS function, Cycle recording
Delayed Power off


Product is no longer for sale and has been Discontinued from production.