Support for many devices such as: music, as the phone, millet 4C, Meizu PR05, ZUKZ1 phone, Nexus 6P, 12 inch Macbook and other Type-C devices. USB interface can connect U disk, mouse, keyboard, game pads, printers and other USB devices at the same time. When the switch is in the "charge" to achieve to charge the phone function by an external power supply. When the switch is in the "OTG", the phone can read external USB device. Support music, as the phone, 4C millet and other equipment to achieve OTG mode, simultaneously charging. Switch must fight to the state of charge. Type: USB HUB, OTG Adapter Interface: Type-C Transmission Rate: 5Gbps Support System: Windows 8, Windows 7, Windows XP, Mac OS Main Color: As shown in the picture USB port: 2.0 and lower Applicable Models: Macbook, LeTV, Xiaomi 4C, Google phones, Nexus, etc Size: 180 x 100 x 10 / 7.08 x 3.94 x 0.39inch Weight: 33g / 1.16oz