p70Rs Autopilot Control Head with Rotary Knob. Raymarine's p70Rs Autopilot Controller keeps you in command of your SmartPilot autopilot system no matter whether you are cruising, fishing or sailing! Built on Raymarine's ultra-sleek platform, the p70Rs autopilot controller offer boaters an attractive, high-visibility, and simple to operate interface to their Raymarine SmartPilot X-Series and Evolution autopilot systems.. The p70Rs offers a convenient rotary control knob and support for multiple a