GPS receiver module of high Performance, Low Price 1.Chipset:SiRF star III ... . 3.Size: 20.0*24.3*3.0mm GPS receiver module with Low Price, High Performance, International Approvals, Prompt Delivery, Small ... 2).Velocity:515 m/s (<1,000 knots) Max 3).Acceleration:4G, Max 8.Power: 1).Input power input:3.3V ...