How to install HDMI Output Module | DJI Phantom 3 + 4 - YouTube
Amazon.com : DJI R Mini-HDMI to Mini-HDMI Cable (20 cm) : Electronics
For Dji Phantom 4 Series Hdmi Output Module For Phantom4 Pro Adv Phantom 3 Professional Phantom3 Advanced Accessories Used - System Accessories - AliExpress