Usage Tips:[" brand and Features: Made of high-quality materials, durable, firm and stable to use. 300M high speed transmission, Has LED indicator on top of RJ45 end. It is suitable for multiple devices, such as for notebook, tablet, TV box and so on. Compatible systems: for Win7/8/10, for OS, for Linux, for Vista and so on. Plug and for play, no other drivers needed. USB Adapter only, other accessories demo in the picture is not included! Specifications: Item Type: USB Adapter Material: ABS+Metal Size: Length: 20cm/7.8in Color: White Quantity: 1 Pc Note: No retail package. Transition: 1cm=10mm=0.39inch Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package Includes: 1 x USB Adapter"]