2) Dual cameras with super wide-angle(front view 100 degree, back view 120 degree)

3) Gravity sensor

4) Dual cameras record at the same time, no missing

5) Multi-languages available: Chinese/English/Russian/Korea/Japanese, etc.

6) Video format: AVI

7) Support NTSC/PAL

8) Support max. 32G TF card

9) Built-in microphone&speaker

10) Built high capacity lithium battery

11) TV-out&DC-in: 5V500mA

12) Video encryption processing, can protect privacy by setting passwords