Okay data transfer adapter with 4 outputs and 3 charging outputs - black

Product details Convert one USB 3.1 Gen 1 (USB 3.0) port on a laptop or desktop computer into 4 USB 3.1 Gen 1 data transfer ports and 3 AiPower Adaptive Charging ports. Blue USB 3.1 Gen 1 (USB 3.0) ports transfer photos, videos, and music at speeds up to 5 Gbps; 10 times faster than USB 2.0. Green AiPower USB ports charge your phones and tablets up to 2.4 amps per port. Comes with a 36W AC power adapter (12V 3A) for a reliable and efficient hub for all connected devices. Compact and portable. With a size of a palm and lightweight design, the AUKEY CB-H19 Powered USB Hub (4 USB 3.0 data transfer ports + 3 charging ports) provides high-speed access to all your devices without increasing load on your pocket or bag. 12 / 3A power adapter. Suitable power source, can support high-power USB devices like external drives and allows you to charge your smartphone or tablet even when the computer is off (excluding iOS systems). Extended connectivity. Convert one USB 3.0 port on the laptop into 4 additional USB 3.0 ports and 3 AiPower charging ports. Enjoy data transfer and synchronization speeds 10 times faster than USB 2.0. The blue USB 3.0 port offers transfer rates up to 5 Gbps and is backward compatible with previous USB versions. AiPower charging technology. Charge your USB-powered devices adaptively, including phones, tablets, Bluetooth speakers, and more, up to 5 volts 2.4 amps each. Convenient switch. Provides a dedicated power switch so you don’t have to unplug the adapter repeatedly. System requirements Windows (32/64-bit) 10 / 8.1 / 8 / 7 / Vista / XP or Mac OS X 10.6 to 10.9 or Linux 2.6.14 or higher. Mac OS X Lion 10.7.4 users should upgrade to Mountain Lion 10.8.2 or newer to avoid unstable connections. For maximum USB 3.0 performance, the computer system, peripherals, cache, and software must all support USB 3.0 ports. When connected to a USB 2.0 port, it will only operate at USB 2.0 speeds. Some USB 3.0 devices and 2.4G wireless devices require a direct connection to a USB 3.0 / 2.0 host port and may not be compatible with this product. The charging port does not support data transfer.