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Amazon.com: Geekstory BN-220 Dual GPS Glonass Module Navigation TTL Level 9600bps + GPS Passive Antenna for Arduino Raspberry Pi Pixhawk F3 CC3D Betaflight F4 Flight Control : Electronics
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Amazon.com: Geekstory BN-280 GPS Module M8030-KT Chip with 4M Flash + GPS Active Antenna Support GPS Glonass Beidou Galileo for Ar-duino Raspberry Pi Aircraft Pixhawk Betaflight CC3D F4 Flight Control : Electronics
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