... . waterproof GPS 2.Marine GPS antenna 3.Customization is available marine GPS antenna Features:Compact, high performance, and low power consumptionAdopting SiRF ... 20 satellites L1, 1575.42MHz C/A codeChipsetSiRF IIIAntenna TypeBuilt in Patch AntennaOutput protocolNMEA0183.V.3.0DGPSWAAS, EGNOS, MSASDatumWGS-84Voltage Range ...