This is the Traxxas Link TQi wireless module.

Data link, telemetry expander (connects #6550X telemetry expander 2.0 to the #3485 VXL-6s or #3496 VXL-8s electronic speed control)

This is an RX-47T 4-channel 2.4GHz telemetry receiver.

This is the Sanwa MT-44 FH4T/FH3 4-Channel 2.4GHz Radio System. The MT-44 is the next development for Sanwa offering impressive features in a lightweight and compact transmitter.

This is a Traxxas Telemetry Expander 2.0 with GPS Module 2.0 for the TQI Radio System.

Monitor all of the critical information about your RC vehicle using the Castle Creations Telemetry Link XBUS!