gps receiver of high Performance, Low Price 1.Chipset:SiRF star III 2.Size:66.0*45. ... 3.Connector:PS 2 or USB gps receiver with Low Price, High Performance, International Approvals, Prompt Delivery, Small Orders Accepted.1 ... knots) max Acceleration: 4G max7.Interfaces: 1) Dual channel RS232 compatible level, with user selectable baud rate (48000-Default) 2) NMEA ...