A micro USB cable will also be compatible for iPhone by using this converter. Do not need to buy more and more cables.Lightweight yet durable, easy to carryCompatible with: for iPhone 4 & 4G & 4S & 3GS & 3GCharge and Sync at High Speed.High-quality copper wire maximizes signal quality and increases durability. Sync and Charge at fast speeds on your devices. Our technology teams make thousands of tests to ensure 100% safety for your deviceHave lots of micro USB cable at home? Just use this handy adapter to convert all them into 30pin cable. This micro-USB to 30-pin adapter is perfect for both charging and syncing to your cellphone.Micro USB to 30-pin Adapter. 100% compatible no warning message.Package include:1pcs