... . 85.6kbps(downlink)PBCCH supportCoding schemes CS1,2, 3, 4CSD up to 14.4kbpsUSSDNon transparent modePPP stackIntegrated TCP ... /IP stackSpecifications for faxGroup 3, class 1.Specifications for GPS:Receiver 20 channels, ... 42s, average, open skyOperating voltage 3.3V DC ±5%Low power consumption about 200mW at 3.3VProtocols NMEA-0183 SiRF binary RTCM ...