Kanex's Multi-Sync Keyboard ($69) is the second keyboard we've seen that's made to easily switch between multiple devices, including your computer, following the impressive Bluetooth Easy-Switch Keyboard from Logitech. This one is an extended keyboard with a full number pad, which makes it significantly longer. Using Bluetooth 3.0, it can pair wirelessly with up to three devices at a time. Additionally, you have the option of physically plugging it…
