GPS Antenna+Module+Bluetooth interface integrated product. Small size, light weight, easy for carry. Most low power consumption design, only 38mA at 3.3V input, more than 20 hours working time after the battery is fully charged. Personal price level, but military accuracy: 5m CEP(50%) / 7m CEP(95%). Suitable for all high accuracy requirements Model Description FGPXBT01 Bluetooth GPS Receiver+Build in Lithium-ion battery x 1 General Working Frequency L1, 1575.42MHz C/A code 1.023 MHz chip rate Satellite Tracking Count 8 Antenna Build-in low noise, high gain active antenna. Sensitivity -143dBm Ultra high tracking/nevigation capability Acquiring Position Speed Cold Start <120 Sec, 50% Warm Start <32 Sec, 50% Hot Start <12 Sec, 50% Refresh Rate 0.1 Hz in average Acquiring Position Accurancy Position 5m CEP(50%), 7m CEP(95%), SA(Height) exclude Speed 0.1 m/sec, SA exclude Time Synchronize with GPS time, error<0.1 sec Coordinate System WGS-84(adjustable by order) Acquiring Position Range Altitude <18,000m Speed <515m/sec Acceleration <4G Jerk 20 m/sec Interface Wireless Protocol Host side bluetooth interface(Class 2)SPP protocol, range up to 10m(block free) GPS Protocol NMEA 0183(V3.0) GGA, GSA, GSV, RMC Update every 1 sec(Default) Power Build in rechargeable Lithium-ion battery, build in 5~15V charger circuit Working Current 33mA(Typical) Working Time Over 20 hours(Fully charged) Charge Time 2.5 Hours(Typical) Size LxWxH = 81x44x20 mm LxWxH = 3.2x1.7x0.8 inch Working Environment Working Temp -10癈 ~ +70癈 Related Humidity 5% ~ 95% un-compressed