■General
1. GPS technology: MTK GPS chipset
2. Frequency: L1,1575.42MHZ
3. C/A Code: 1.023MHZ chip rate
4. Channels: 32 channels all in view searching
5. Sensitivity: Batter than -159dBm

■Receiver Accuracy
1. Position: Without aid:3.0 M 2D-RMS
DGPS(WAAS, EGNOS, MSAS, RTCM):2.5 M
2. Velocity: Without aid:0.1 M/sec
3. Time: 0.1 microsecond. Sync GPS time
■Datum
1. Datum: WGS84(Default) total 219 datum’s
■Time to First Fix(Follow MTK chip specification)
1. Hot start: 1 sec average
2. Warm start: 33 sec average
3. Cold start: 36 sec average
4. Reacquisition: ＜1sec
■Protocol
1. GPS Output Data: NMEA0183(v3.1)- GGA,GLL,GSA,GSV,RMC,VTG
Support Baud rate 4800/9600/…./57600 bps
(default 4800), Data bit:8,Stop bit:1
2. Update Rata: 1Hz(default)
3. Protocol Support: NMEA-0183
■1PPS: Enable(1Hz pulse 10% duty cycle)
■Limitations
1. Acceleration Limit: ＜4G
2. Altitude Limit: ＜18000 meters
3. Velocity Limit: ＜515 M/sec
4. Jerk Limit: 20 M/sec3
■Power
1. Operation Current: Acquisition:65 mA@3.3V
2. Operation Current: Tracking:＜35mA@3.3V
3. DC Input Range: VCC 3.0~5.0V
VBAT 3.0~5.0V
■Processing Core
1.Processor Type: ARM7EJ-S
2. Processor Speeds: 48 MHz
3. Integrated program Flash: 4 MHz
4. Interface: CMOS 2.8 V Level
■Temperature
1. Operating Temperature: -40 to +85 .
2. Storage Temperature: -40 to +125 .
3. Operating Humidity: 5% to 95,No condensing
■Physical
1. Dimension: 25.4 * 25.4 * 3 mm.
2. Weight: 3g.

■General
1. GPS technology: MTK GPS chipset
2. Frequency: L1,1575.42MHZ
3. C/A Code: 1.023MHZ chip rate
4. Channels: 32 channels all in view searching
5. Sensitivity: Batter than -159dBm
■Receiver Accuracy
1. Position: Without aid:3.0 M 2D-RMS
DGPS(WAAS, EGNOS, MSAS, RTCM):2.5 M
2. Velocity: Without aid:0.1 M/sec
3. Time: 0.1 microsecond. Sync GPS time
■Datum
1. Datum: WGS84(Default) total 219 datum’s
■Time to First Fix(Follow MTK chip specification)
1. Hot start: 1 sec average
2. Warm start: 33 sec average
3. Cold start: 36 sec average
4. Reacquisition: ＜1sec
■Protocol
1. GPS Output Data: NMEA0183(v3.1)- GGA,GLL,GSA,GSV,RMC,VTG
Support Baud rate 4800/9600/…./57600 bps
(default 4800), Data bit:8,Stop bit:1
2. Update Rata: 1Hz(default)
3. Protocol Support: NMEA-0183
■1PPS: Enable(1Hz pulse 10% duty cycle)
■Limitations
1. Acceleration Limit: ＜4G
2. Altitude Limit: ＜18000 meters
3. Velocity Limit: ＜515 M/sec
4. Jerk Limit: 20 M/sec3
■Power
1. Operation Current: Acquisition:65 mA @3.3V
2. Operation Current: Tracking:＜35mA@3.3V
3. DC Input Range: VCC 3.0~5.0V
VBAT 3.0~5.0V
■Processing Core
1.Processor Type: ARM7EJ-S
2. Processor Speeds: 48 MHz
3. Integrated program Flash: 4 MHz
4. Interface: CMOS 2.8 V Level
■Temperature
1. Operating Temperature: -40 to +85 .
2. Storage Temperature: -40 to +125 .
3. Operating Humidity: 5% to 95,No condensing
■Physical
1. Dimension: 12 * 12 * 2.05 mm.(W*D*H)
2. Weight: 1g.