... support GPS, SMS , alert, DVR WCDMA/HSPA smart design Wireless Body Worn Camera 3G mini DVSSpecification1.3G video & audio scene ... of area 4.2.4 G wirless cod remote control,omnidirectional,concealment and identification funtions. 5.Urgency alarm key ... can leave a small hole.16Wireless controlBuilt in wireless control,suport separate wireless remote control for the record and photo,urgency key-press ...