GPS module

1)GPS Module with High Performance ,GPS module 2)GPS Module with Low Price, International Approvals, Prompt Delivery . GPS Module,GR-87, circuit electronic,ET-387, SR-87, Build on high performance SiRF GSC3f/LP chipset. --Average Cold Start time and under 42 seconds. --Low power consumption 2. Electrical Characteristics 2.1 General 1). FrequencyL1, 1575.42 MHz. 2). C/A code1.023 MHz chip rate. 3). Channels20(according to SiRFs spec.). 2.2 Accuracy (Open Sky) 1). Position10 meters, 2D RMS. 2). 7 meters 2D RMS, WAAS corrected. 3). 1-5 meters, DGPS corrected. 4). Altitude < ± 35m Vertical in term of 95%. 5). Velocity0.1 meters/second. 6). Time 1 microsecond synchronized to GPS time. 2.3. Physical Characteristics 1) Active Size: 25.4(W) x 25.4(D) x 7(H) (mm) . 2) Weight: 8 g. 3) Interface connector 6-pin straight male header, 1.25 mm pitch .