- Model: BR-355<br />- SiRF Star-III chipset<br />- Window/windshield mount suction pad<br />- High sensitivity to satellite signal (-159dBm sensitivity)<br />- Built-in patch antenna<br />- Extremely fast TTFF(Time to First Fix) at low signal level<br />- Build-in SuperCap to reserve system data for rapid satellite acquisition<br />- Supported NMEA 0183 data protocol<br />- Super-cohesive magnetic for mounting on the car<br />- Non-slip on the bottom<br />- RS232 interface connection<br />- LED indicator for GPS fix or not fix<br />- Software and driver CD included (note: the software does not include local maps; local maps are sold separately)<br />                                                                                                                                Dimensions: 2.09 in x 2.09 in x 0.75 in (5.3 cm x 5.3 cm x 1.9 cm)<br />Weight: 6.46 oz (183 g)