OBD(On-board diagnostics)is an automotive term referring to a vehicle's self-diagnostic and reporting capability. OBD systems give the vehicle owner or repair technician access to the status of the various vehicle sub-systems. Modern OBD implementations use a standardized digital communications port to provide real-time data in addition to a standardized series of diagnostic trouble codes, or DTCs, which allow one to rapidly identify and remedy malfunctions within the vehicle.
2.what is the obd gps tracker?
gps tracker intergrate with OBD protocol
3.what is the different OF 213GL, IDD-213E and IDD-213N?
213GL for GSM sim card,213E&213N for WCDMA sim card, 213E for Europ market,213N for North America market
4.You obd gps tracker support or doesn't support SIM card
All obd serial product Support SIM card
5.How does the device work?
download PCTOOL from Sinocatel website, use USB cable connect computer set APN and others data, plug and play with vehicle.
6.what is the Frequency of the simcard?GSM and WCDMA?