... support GPS, SMS , alert, DVR WCDMA/HSPA smart design Wireless Body Worn Camera 3G mini DVSSpecification1.3G video & audio scene ... key-press funtion,real time monitoring and viewing scene image,sound and location information.6.Message encryption and dual backup ... ,can leave a small hole.16Wireless controlBuilt in wireless control,suport separate wireless remote control for the record and photo,urgency ...