Hunam engineering guided design;scientific and healthy We can produce the products as customer required Description:*Adjustable HUB with mobilephone holder*Adds 4 USB 2.0 hi-speed ports*Fully compatible with USB2.0 specification*Supports up to 127 hi-speed devices*Backwards compatible with USB1.1 *Support data transfer rate at 1.5 / 12 / 480Mbps*Individual port over-current protection*Friendly ...
