This is the Spektrum SR410 4-Channel DSMR Sport Surface Receiver. Bashers, boaters, rock crawlers, racers - the SR410 receiver is ideal for anyone wanting a sport receiver that can handle the worst nature and the RF environment can throw at it. It's built around frequency-agile, DSMR technology that delivers superb range and response, especially in places where a lot of 2.4GHz systems are in use at once. This unbeatable signal security is complemented by a fuel-proof case and Reliakote™ conformal coating that seals internal electronics from the elements and other corrosives like nitro methane or motor spray.

Features:

• Reliakote™ water-resistant coating
• Outputs for steering, throttle and 2 AUX channels, plus an extra port for battery/bind
• Equipped with the DSMR™ frequency-agile surface protocol