The Arpeggio keyboard from The Joy Factory is the perfect companion for your iPad or Bluetooth-enabled Mac! Incredibly compact yet full-featured, Arpeggio is great for typing emails or notes and updating documents stored on your iPad. No wires or cables needed Arpeggio is Bluetooth Class 2 compatible. Use Arpeggio from up to 33 feet away from your iPad or Bluetooth-enabled Mac the comfortable keyboard and convenient special multimedia keys make it easy to key in anything from a distance. Arpeggio comes with a lithium ion polymer rechargeable battery for super fast charging. It goes to sleep if you don't use it for four minutes, so the battery lasts longer. Just tuck it in your briefcase, backpack or glove compartment and go.