The Duopack Li Ion housing for the SRb receivers is going to final QC this week and will be on the shelf the first of December 2014. This enables the SRb dual channel receiver to be used with cameras that do not have a power output available. Here is the product sheet:
http://www.lectrosonics.com/US/Multicouplers-Adapters/product/482-duopack.html#data-sheet
Best Regards,
Larry Fisher
Lectrosonics