... .0*24.3*3.0mm GPS receiver module with Low Price, High Performance, International Approvals, Prompt Delivery, Small Orders Accepted.1 ... serial communication, TTL interface, with user selectable baud rate (4800,9600,19200,38400,57600)-User customized 2).NMEA 0183 Version 3 ... R & D capability, and We can give you a competitive price and complete gps solution.Electrical specification can be customized