This item is manufactured with for durable and use. It’s easy to use and install with . The precise design with strong signal transmission will ensure its practicability in the work of highly performance. Features - - Material: Plasitc and Metal. - Size: 1.9x1.5x0.6cm - Band: 2.4GHz - Interface: USB 2.0 - Wireless Security: 64/128/152 bit / 2, - / 2- - Support Operating System: 2000/XP/Vista/7/8/8.1, , . - Wireless Standard: IEEE 802.11 /n 2.4GHz - 802. : 1/2/5.5/11Mbps - 802.11g: 6/9/12/18/ /36/48/54Mbps - 802.11n: up to 150Mbps at most. - : 20dBm Max - 2.4GHz band with maximum up to 150Mbps. - USB2.0 High interface connector. - It features strong wall penetration ability and long transmission distance - It is with fast data transmission by simultaneously input and output - Easy setup: Install the driver from CD. After the driver is installed, you can use the built-in wireless utility in your operating system to connect to a wireless network. - Warm Tip: Dear buyer, due to lighting effect, monitor’s brightness, manual measurement, etc., there could be some slight differences in the color and size between the photo and the actual item. Sincerely hope that you can understand! Thank you! Package list: 20 x wifi adapters