TechIntheBox 3 Ports OTG Cable Adapter,Micro USB Hub USB OTG Extension Adapter for Smartphone and Tablet Simultaneous Charging Power Transmisson Cable Black 1. Small, lightweight and easy to carry. Just as the size of a pen shape, easy to carry, not the space. Micro USB interface, support hot-hot-plug pulled. Data transfer speeds of up to 480Mbps. 2. Supports OTG function and charge electricity. Compatibility, support for Android, win8, win7, Vista, XP, window 2000, ME, Linux and other operating systems. 3. The mobile tablet are applicable, support Micro USB port phones, tablet PCs have OTG function, only cell phones, television set-top boxes. USB wide spacing. 4. Extraordinary material safety and environmental protection, environmental protection ABS shell with high-density material, non-toxic, safe environment, forming technology, durable. 5. Standard Micro USB OTG interface cable, Micro USB interface for all common mobile phone must also support OTG function.