GPS receiver module of high Performance, Low Price 1.Chipset:SiRF star III 2.Cold start ... *24.3*3.0mm GPS receiver module with Low Price, High Performance, International Approvals, Prompt Delivery, Small Orders Accepted.1. Physical Characteristics ... signal tracked: Minimum signal tracked: -159dBm10.Serial Port: 1).Two full duplex serial communication, TTL interface, with user selectable baud rate ...