Keyboards are a very personal item. I would find a local big box store like Fry's, Best Buy, or Staples that have them on display and play with them. I am using a Logitech K800 (http://www.amazon.com/Logitech-Wireless-Illuminated-Keyboard-K800/dp/B003VAGXWK/ref=sr_1_1?ie=UTF8&qid=1440428900&sr=8-1&keywords=logitech+k800) because I like the feel of the keys (not too mushy, not too stiff) but everyone has different tastes in keyboards.

I have also had good luck with this one (http://www.amazon.com/Microsoft-Wireless-Desktop-800-Business/dp/B004SUO1R6/ref=sr_1_3?ie=UTF8&qid=1440428947&sr=8-3&keywords=microsoft+wireless+keyboard+and+mouse+combo)