1 X Eprom with latest operating system upgrades version 2.3 Features/improvements: 4 More amp models - line6 twang, crunch#2, Blues, and insane. Can access all 32 amp models from the front panel - without midi. With Tap Tempo held down the following dials change: Drive - Distortion (on/off) Bass - Delay feedback Treble - Presence boost (on/off) Channel Volume - Drive Boost (on/off) Reverb - Reverb Decay Effect Tweak - Tap Tempo Speed Amp Models - Other 16 amp models This firmware is not compatible with POD Pro 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 rec