Type:Vehicle Gps Tracker GPS Type:GPS Tracker Size:30*75.5*137mm Communication protocol:UDP/TCP/HTTP (customizable) Function:Remote Monitoring Network:GSM/GPRS/WCDMA 850/900/1800/1900/2100MHz Feature:SOS Button Tracking system:Web Server Platform Warranty:24 Months Model No:NR024 service:OEM ODM Show More