BMS DATA Cable for JB4
Wired JB4 app connection for your phone, tablet, or laptop. This plugs into the JB4 and the USB end plugs into your device containing the JB4 app. 
Features & Benefits
• Connect and control your JB4 tuner from your phone, tablet, or laptop
• iPhone®, Android®, PC, and Macintosh® compatible
• Change maps
• Read/Delete error codes
• Monitor your vehicle with your choice of over 40 live gauges on your phone
• Take logs to tune your vehicle to perfection
• Graph/email your logs to review performance
• Change user adjustment/methanol settings
• Update JB4 firmware
• Custom gauge colors/themes
• Made in the USA
Data cable software and instructions
https://www.n54tech.com/
For the JB4 Bluetooth wireless connection see our other listings.