Features: Brand new- and high quality usb dongle. WU818N CF-818N CF-WU818N wifi receiver network adapter card 2.4Ghz 150Mbps drive free installation. Easy install and use with 3dBi high-gain antenna. Can help your computer create a Wi-Fi hotspot- Specifications: Item Name: USB WiFi Adapter Frequency range: 2.4GHz Antenna：3dBi Frequency：2.4GHz 150Mbps Wireless standard: Supports IEEE802.11b/g/n Standard Transmission power: 20dBm (maximum-) Interface Type: USB2.0 Color: Black System：for Win7/8/8.1/10 Size：approx 174x19x12.5mm/6.85x0.75x0.49in Package Includes: 1PC x Usb Receiver 1PC x Antenna note: Due to the problems of lighting effects and shooting angles, there will be certain tolerances in the product, please understand. Please allow 0-1cm error due to the manual measurment.