The Apple Magic Keyboard connects to various devices wirelessly via Bluetooth and is also capable of linking to your Mac automatically by default, which can only be possible if you have OS X v10.5.8 or later installed for compatibility. It features a built-in battery as always,which takes two hours to fully charge. It is powerful enough to stay working for a full blown month between charges, it's keys are embodied with a stabilizing scissor mechanism which soothes your typing experience (enabling your hands to feel less fatigue).
Amazon retails the Apple Magic Keyboard at $88.99 with a good rating of 4.5 stars out of 5 from over 500 user reviews on its website.
Buy Apple Magic Keyboard for $88.99 at Amazon