Our 2 in 1 charging and data transfer chord is compatible with all Apple and Android devices. It charges with high speed of 2.1 A and has an alloy interface. It can charge your device and transfer data at the same time. The same product can be used by both android and apple users. It is retractable, reversible and has a high tech chip. Note : Please don t pull it in one direction, pull from both sides together.