dCables 3 in 1 USB Charging Cable for Apple iPhones, Android & Samsung Smartphones, Android Tablets, Apple iPad - USB Charger Cord with 2 Micro USB Connectors & 1 Apple 30 Pin Connector for Samsung Galaxy S4, Samsung Galaxy S3, Apple iPhone 4, Apple iPhone 4s, Apple iPad/iPad 2 Unique 3 in 1 design allows you to charge multiple phones or tablets at the same time Unique 3 in 1 design allows you to charge multiple phones or tablets at the same time Apple 30 pin is compatible with Apple iPhone 4S, iPhone 4, iPhone 3S, many Apple iPod, Apple iPad 1 & iPad2. Please check your phone/device to make sure it uses an Apple 30pin Conveniently charges your cell phone or tablet with a power block, power bank or your Mac or Windows PC 40 inch length allows flexibility for where you want to charge your device and gives you extra length for connecting to a PC that's under your desk or hard to reach