The communication cable allows you to communicate to the EMtron ECU through PC. 

Here are the features of the EMtron standalone ECU.

Standard features include:

• Anti-lag launch control
• On the fly tune/boost switching
• Options for several different base tunes from stock to highly modified 
• And so much MORE
• Communication Cable NOT INCLUDED
• Comms Cable, Superseal to EMtron Connector NOT INCLUDED

Optional upgrades: 

• Closed-loop auto-tuning (The ECU monitors feedback and makes appropriate performance adjustments automatically) 
• MAP sensors 3.5 Bar
• Big injector flow rate support
• Communication Cable
• Comms Cable, Superseal to EMtron Connector 

Software:

• Microsoft Windows 7-10 compatible
• Free license
• Memory requirements: 0.5GB RAM
• ECU connection using Ethernet, IPV4 protocol
• Tuning and data analysis
• PC and EIU data logging
• Live pause and data playback
• Diagnostics
• Oscilloscope display

Beware:

Comes standard with base tune for Can-Am 172 hp car. Packard Performance tunes available. Packard Performance will not support non-Packard Performance kits. Dyno not available for custom tunes nor to the public.