Raymarine Axiom 2 Pro

What's the difference between Axiom 2 Pro S and Axiom 2 Pro RVM

• Axiom 2 Pro S
  • sonar High CHIPR only,
  • compatible with Raymarine CPT transducers only 

• Axiom 2 Pro RVM
  • sonar 1kw Airmar transducers,
  • 3D compatible