This product works in:
The for Apple Earphones with Remote and Mic have all the performance and comfort of the acclaimed for Apple iPone5 Earphones plus convenient buttons that let you adjust volume, control music and video playback and even answer or end calls on your for iPhone.

This accessory is compatible with the following:
All for iPhone5
All for iPhone 4S
All for iPhone 4
All iPhone 3GS
All 4th Generation for iPod Touches
All 3rd Generation for iPod Touches
All 2ND Generation for iPod Touches
All 120 or 160 GB (Thin) 6th Generation for iPods (for iPod Classic)
All 6th Generation for iPod Nanos
All 5th Generation for iPod Nanos
All 4th Generation for iPod Nanos
All 4th Generation for iPod Shuffles
All 3rd Generation for iPod Shuffles
All for iPad 2s
All for iPads