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This Calrad USB Hub is a 4 Port Compact USB 3.0 Hub with On/Off Switches. When you’re running out of USB ports, this 72-147 4 port hub with on/off switches provides the optimal solution to access your devices, such as your mouse, keyboard, thumb drive and more while leveraging USB 3.0 SuperSpeed technology to transfer data at blazing speeds up to 5Gbps. A built-in fuse is also incorporated to protect your devices.
NOTE! This hub is not designed for devices with power exceeding 0.9 amps total among all ports. Some USB 3.0 devices require a direct connection to the host port. This is by design and will not work with this hub. This hub is not meant to be a charger, although it will charge most smartphones. It’s not compatible with devices with special charging needs, such as the iPad.