What are the key differences from Pinter 1 to Pinter 2?

The key differences between Pinter 1 and Pinter 2 are: 
1) Robust and sleek aluminium pressure die cast body 
2) Fresh Dispense Technology - allows you to dispense at pressure to ensure beer stays fresher for longer 
3) The Hopper which allows you to freshly-hop to your Fresh Beer post fermentation, giving a next level sensory drinking experience
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