The blue iCat Reel it Leash for 30-Pin Apple Devices from EK USA is compatible with iPhone 3/ 4 / 4S, iPod classic and 4th generation, or any Apple device with the 30 pin connector. It has been designed to keep your iPhone or iPod close at hand while reducing loss and damage. The Reel It offers a secure attachment, connected to a 100% nylon braid and carabiner that can easily be attached to belt loops, purses, or backpacks. The durable retractable reel extends 24.0" (60.9 cm) and allows you to use your device while it is attached. This product is Apple licensed. It is compatible with the iPhone 3, 4 and 4S iPads, iPod.