This leading-edge model is a compact, power-saving refinement of the highly reliable CCA-450 series. It can receive signals from up to 15 GPS satellites at the same time, using the all-in-view technique to calculate your position from all the data and enable high-precision positioning. >Click for overview It can receive signals from up to 15 GPS satellites at the same time, using the all-in-view technique to calculate your position from all the data and enable high-precision positioning. >Click for overview This model is perfect for surface mounting. • High sensitivity • Reduced depth to enhance surface mounting • Ultra compact