To purchase a JamMan® upgraded with JamExpand technology or if you have a unit you would like upgraded, please email us for current pricing and availability. From time to time, we list upgraded units on eBay. Purchase(s) may be made via PayPal. The JamExpand™ is offered EXCLUSIVELY by Signal Technology Labs.  

Video demonstration clips available here.

Contact Us

 

For questions regarding our JamExpandproduct, please contact us at jamexpand@gmail.com  

 

 

 

JamMan® is a registered trademark of Lexicon and The Harman Consumer Systems Group (HCSG),

a division of Harman International Industries, Inc. with which Signal Technology Labs has no affiliation.

 

Signal Technology Labs     |     Forest, Virginia     |     jamexpand@gmail.com

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