The DJI Phantom 4 Pro Remote Controller Main Board (GKAS) is the core processing unit for your remote controller. This genuine replacement part restores full functionality to your controller, ensuring reliable signal transmission and responsive control of your Phantom 4 Pro drone. Compatible with the standard Phantom 4 Pro remote, this main board handles all command processing and connectivity features. Perfect for repairs or upgrades when your original board experiences issues. Genuine DJI component built to original specifications for optimal performance and compatibility.