product description & specifications:
1. usb 2.0 male connector is for usb device,and also for power charge.
2. usb 2.0 female is for power and data
3. keeps you from having to carry multiple cables to accommodate different types of usb devices
4. color: black.
please note that this product is a data charging (usb or removable hard drive inserted into the usb base, can read the usb or removable hard drive files and video) , the other is only charging. not two are data transmission and charging.
package includes: 1x usb cable
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