Specification:
Chipset: SiRF Star III
Frequency: L1, 1575.42 MHz
C/A code: 1.023 MHz chip rate
Channels: 20 channel all-in-view tracking
Sensitivity: -159 dBm
Accuracy Position: 10 meters, 2D RMS
5 meters, 2D RMS, WAAS enabled Velocity: 0.1 m/s
Time: 1us synchronized to GPS time
Datum
Default: WGS-84
Acquisition Time
Reacquisition: 0.1 sec., average
Hot start: 1 sec., average
Warm start: 38 sec., average
Cold start: 42 sec., average
Dynamic Conditions
Altitude: 18,000 meters (60,000 feet) max
Velocity: 515 meters  cond (1000 knots) max
Acceleration: Less than 4g
Jerk: 20m c × 3
Power
Main power input: 4.5V ~ 6.5V DC input
Power consumption: 80mA
Protocol Electrical level: TTL level,
Output voltage level: 0V~2.85V
Baud rate: 4,800 bps
Output message: NMEA 0183 GGA, GSA, GSV, RMC, VTG, GLL Physical Characteristics
Dimension: 53mm diameter, 19.2mm height
Cable length: 1.5 meters
Operating temperature: -40°C to +85°C