Waterproof Fleet GPS Systems Quad Band

Waterproof Fleet GPS Systems Quad Band Summarization This model is the GPS vehicle tracking device which designed based newest 3G(GIS, GPS, GSM) technology. Aim at market demand, combined years experiences in design, testing, production control and other sides, according with the automobile inductry’s strict requirements to vehicle electronical equipments, use reliability theory, adopt dynamic, redundancy, derating and other design methods to ensure the quality of circuit;