FOR SALE Firmware Version 2.02 for Marshall Jmp-1 Unfortunatly no changelog for this software revision LOWER SHIPPING COSTS FOR MULTIPLE PURCHASES When buying more items, do NOT use the eBay checkout, it could calculate the shipping costs too high. When you are finished shopping, use eBay's "ask the seller for total" function. More items every week! Mark as Favorite Seller to receive regular updates.