How to get 8 or more channels using Turnigy TGY-i6S Transmitter - Flight Controllers - Discussion Forum for PX4, Pixhawk, QGroundControl, MAVSDK, MAVLink
Turnigy Tgy-i6 6ch 2.4g RC Remote Control Transmitter Controller for sale online | eBay
US$ 42.51 - Flysky FS-i6 6CH 2.4G AFHDS 2A LCD Transmitter with iA6 Receiver and Monitor Stand for RC Heli Glider Quadcopter - m.xt-xinte.com