Dell has theLogitech Bluetooth Multi-Device Keyboard (K480)on sale for$ 33.99withfree shipping.

• Multi-device Keyboard: Unique computer keyboard that also works with your Bluetooth tablet and smartphone
• Easy switching between devices: Turn a single dial to switch between typing on three wireless Bluetooth devices
• Smartphone/tablet cradle: Built-in cradle holds your devices at the ideal angle for typing
• Familiar layout: Designed for easy and comfortable typing, including shortcut keys for Windows and Mac
  

The next lowest price is $ 48.99 fromOffice Depot.4.3/5 stars based on 228 customer reviews fromAmazon.