UltraProlink C-Adapt Duo UL1227 comes as a pack of 2 Male-Female Adapters which are an absolute must in your bag at all times. By using either one or both at the same time you are able to connect latest Type-C based devices with almost any peripheral. To ensure backward compatibility a retro USB-A to Type C adapter is provided as well which allows you to use Type C cables with devices that offer only USB-A Ports. Both adapters allow data transfer & charging on the go ( Max 3A charge & 5Gbps data transfer). Both adapters come with a hand strap for easy access. This pair of Type C OTG USB Adapters are plug & play and universally compatible with a multitude of devices.