Three Lens: Front, back and rear view camera to provide all-around protection Full HD 4.0" high definition IPS screen with 170° wide angel Picture in Picture: Two camera can record and display on the screen simultaneously Loop Recording: Seamless recording automatically overwrites oldest footage with newest, ensure the efficient use of storage G-sensor: Automatically recording video and lock file when accident occurred, it is the best evidence for you It also provides instant video playback. Prove your innocence in seconds whilst remaining on the road. Record HD Video mode. 25mm Wide Angle front camera lens, capture all the action in crystal clear HD video. Video and audio are automatically recorded in an endless loop and saved in memory card. Record traffic incidents, scenic travel, unexpected moments or any social media worthy video. Can choose a different screen viewing mode, before and after the double record, car inside and outside the same record, large wide-angle high-definition picture quality, wider vision, safe driving more secure Before 1280 * 720P @ 30fps; after 640x480 25fps; within 640x480 25fps If a vehicle collision occurs, the build-in G-Shock sensor automatically locks the recorded video providing an accurate record of events. Three Lens: Front, back and rear view camerato provide all-around protection Full HD 4.0" high definition IPS screen with 170° wide angel Picture in Picture: Two camera can record and display on the screen simultaneously Loop Recording: Seamless recording automatically overwrites oldest footage with newest, ensure the efficient use of storage G-sensor: Automatically recording video and lock file when accident occurred, it is the best evidence for you Screen: 4.0 inch File Format: AVI View Angle: 170 degrees (Front);120 degrees (Back); 140 degrees (Rear View) Video Resolution: 1920*1080(1080P 24FPS), 1280x720(720p 30FPS), 640×480(VGA 30FPS) Built-in MIC: Support G-sensor: Support Motion Detection: Support Parking Monitor: Support Battery: 4.2V/320mAh Language: English / Russian / Spanish / Italian / French TF Card: Support up to 32GB (NOT included) Package size: 20 * 11 * 7cm / 8.1 * 4.5 * 3in Weight: 384g / 13.5oz 1 X Car DVR 1 X Bracket 1 X Back camera 1 X Car charger 1 X User guide THE WARRANTY DOES NOT COVER *Damages caused by human factors include using the products in abnormal conditions and operate the device against user manual. *The gurantee is INVALID if defects is caused by incorrect use,poor maintenance or if persons not authorized by our store have carried out alteration or repairs. *Damage caused by poor transportation after you purchased this product *Customers who can not show valid warranty sticker -5 DAYS RETURN AND REFUND , (FOR FACTORY DEFFECT ONLY) -IF YOU HAVE ACCIDENTALY COMPLETED THE ORDER UPON RECIEVING AND THERE'S A FACTORY DEFFECT THEN WE WILL REPLACE IT .. NOT EXCEEDING 7 DAYS UPON RECIEVING -3M