-IP55 rating splash & dust protection
-Rugged and heavy-duty design
-Crystal clear and loud audio
-4200mAh high capacity Li-ion battery pack
-Dual working mode:Two-way calling mode & calling mode
-Compatible with 4G/3G/2G networks
-Built-in GPS tracking & map
-PC programmable
-Lone worker mode
-Low battery alert
-Voice recording
-Last up to 24 hours battery life
-Text messages
-Radio stun funtion