USB hub + GLAN Ethernet adapter 10/100/1000 USB A plug/RJ45, GEMBIRD A-AMU3-LAN-01

This practical USB adapter cable provides a quick and easy way to connect a mouse, keyboard, USB-stick, etc. to the micro USB port every smart phone or tablet or other device with OTG support. The cable converts the USB micro-B port of your phone or tablet into a standard female USB A port, thus allowing you to connect portable HDD’s, memory sticks, mice, keyboards and other peripherals. And also allows to add external power supply via extra connector.
Specifications
Connectors: USB 2.0-A female + Micro B female and USB micro-B male
USB micro-B male: 9 mm metal part, longer than regular
Interface: USB 2.0
OTG function (On-The-Go)
Cable length: 15 cm
Long MicroUSB connector: 9 mm length