Hobbypower NEO-M8N GPS Module Built-in Compass for FPV Multicopter APM2.6 APM 2.8 APM Pixhawk PX4 Flight Controller with low power consumption and high precision, the ultimate accuracy is 0.6 meters, actually almost 0.9 meters, greater than the previous generation NEO-7N 1.4-1.6 meters accuracy,support GPS/QZSS L1 C/A, GLONASS L10F, BeiDou B1 protocol and mode or more. Receiver type 72-channel u-blox M8 engine Default 5P plug for APM , and comes with a 6P plug ,you can change it for Pixhawk .