Buy & SellErgonomic Keyboard - MK835Ergonomic Keyboard - MK835$18Selling an ergonomic keyboard, model MK835. It's in great shape and ready for a new home! It has a rating of 3.7V = 10mA and Input: 5V = 250mA.ConditionNewBrandUnknown0 chats·0 favorites·2 viewsSELLERverifiedTWDevonshire Heights600 reviewsWHERE TO MEETCheck Location