This USB Adapter has a Mini USB Female connector and a Mini Male Connector. It allows you to sync and USB powered Micro-USB devices such as Blackberry or Android based to the old Mini USB devices. Connections: - Micro-USB Female (Type B) and Mini USB Male Connector. Allows you to charge and sync Micro-USB devices from Mini B USB devices. Portable and convenient device to carry.This device reduces the need for multiple cables for multiple devices. Used in digital products and computer peripherals, support hot swap, plug and play. Product function: data transmission charging Model: mini usb to micro-USB Applicable models: mini interface general equipment Interface form: mini USB USB2.0 interface, fast transmission speed, solid workmanship, small and beautiful appearance Data can be transferred while charging! (Note: Some devices may have different contacts and do not support data transfer or charging. It is not a problem with the adapter. You can try another electronic product) Colour:black Material: Package Contents: 1 * Conversion plug Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.