Supply Gstar Gmouse module GS-218-A, is an external GPS receiver when sailing granted, mushroom head shape, the bottom of the stainless steel bracket available. Gstar Gmouse module GS-218-A is widely used in building plaza school, communication base station timing , maritime surveillance, navigation and other special occasions; module using the latest MTK 3329 chip or classic SIRF3 chip, receiving and tracking sensitivity at high, interface, and cable length can be customized according to your requirements, you can output TTL, RS232, USB, 485 isoelectric levels. 1 standard RS232 interface, can be connected directly to your computer motherboard; 2 level can be selected is TTL, 232,485; 3. Line length is generally between 0.5-15 m optional; 4 low power consumption, receiver sensitivity and tracking of high sensitivity, easy disassembly, etc. 5. Waterproof high: up to IP67; Gstar Gmouse module GS-218-A Technical Specifications Name Parameter chipset MTK/SIRF3 sensitivity-159DB Power search: 57mA positioning: 36 mA Dimensions 57 (Length) x49 (W) x16 (H) mm Weight 36 g Operating temperature -40 ° C ---- +85 ° C Storage Temperature Celsius -20 ° C ---- +60 ° C Input voltage of 3.3-5.5V (VDC) Satellite channel 32 Location Update 1 seconds Positioning time (average) Hot start: 1 sec Warm start: 36 seconds Cold start: 48 seconds Positioning Accuracy Position: 10 meters CEP (CEP) Speed: 0.1 m / s Time: 1 microsecond Use Altitude: less than 18,000 m speed: less than 515 m / s TTL output format data output (nmea0183) GPGGA, GPGSA, GPGSV, GPRMC, GPVTG, GPGLL optional Earth coordinate system WGS84 transfer rate 4800,9600,38400 optional antenna external antenna connection no connection BD9 backup battery connector