Amazon.com: Radiolink RC4GS V2 2.4G 4 Channels RC Radio Transmitter and Two R6FG Receivers Gyro Set for Crawler Truck Car Boat 3 Pcs : Toys & Games
Build Log DIY Headtracker (Easy build, No drift, OpenSource) - RC Groups
FatShark Spektrum/JR Head Tracker Data Cable [FSV2113] - HobbyTown
XGYRO-1000 PPM signal mixer for Head-Movement-Tracker Gyro
MPU 6050 Tutorial | How to Program MPU 6050 With Arduino - Arduino Project Hub
Radiolink RC6GS V2 2.4G 6 Channels RC Transmitter and Receiver R7FG/R4FGM Gyro RX Volt Telemetry Long Range, Surface Radio Controller for RC Car Boat Crawler Truck Buggy(3 Pcs) : Toys & Games
How to setup x-gyro 1000 head tracker for 9XR and other radios - YouTube