... Data Encryption; 2.Build-in GPS Handheld two way radio; 3.Accord with DPMR standard; Public Security Digital PMR Two ... Clear voice OLED Screen (Optional), Rich Display Applicable Areas: Public Security, Emergency Command, Supermarket, Tourism, Transportation, Construction, etc ... ( 5:90 Working Cycle)Protection Grade: IP57 Public Security Two Way Radio used for Tourism, Transportation, Construction TM208 ...