Increases and expands the advantages of Settop M1 to 2D or 3D positioning and connects and controls external sensors. The Settop M1+3 is a powerful accessory for Settop M1 that expands the possibilities for many types of applications (Machine Control, guidance, dredging, pontoon (boats), precise platform positioning, etc). The new system is flexible, rugged, lightweight, and can easily be carried from site to site. The Settop M1+3 CAN BUS allows the synchronization of external sensors, uses up to 3 GNSS antennas and increases x 6 the number of COM ports (RS232, USB) Ethernet and Power Control. The Settop M1+3 can be configured and controlled via the internet.