Faoyliye Mini USB 2.0 Hub 4 Port USB Hub,[90°/180° Degree Rotatable] USB Hub USB Extension for Mouse, Keyboard, Hard Drive or More USB Devices - Black USB2.0 sound 3-Level Gain AdjustmentEasily switch between

3-Level Gain AdjustmentEasily switch between three gain levels with a simple press

while the high conversion efficiency helps to minimize energy loss during operation

including coding and running small- to-medium applications

and employs 60 plus highly-trained individuals

Outlet diameter: 2

Faoyliye Mini USB 2.0 Hub 4 Port USB Hub,[90°/180° Degree Rotatable] USB Hub USB Extension for Mouse, Keyboard, Hard Drive or More USB Devices - Black USB2.0 sound 3-Level Gain AdjustmentEasily switch betweenFaoyliye Mini USB 2. 0 Hub 4 Port USB Hub,[90 180 Degree Rotatable] USB Hub USB Extension for Mouse, Keyboard, Hard Drive or More USB Devices Black Description Color: BlackUSB Connector Can be Rotated 90 180 DegreesEasy Setup, Plug n Play, Hot Swappable, Hot PluggablePortable, Compact, Lightweight Design Makes it Travel FriendlyPackage Content: 1 x USB 2. 0 hub Features: USB Connector Can be Rotated 90 180 Degrees,can effectively avoid the collision