Features: Faster transfer speed and stronger signal provide you a better surfing experience. USB 2.0 high speed interface for fast signal transmission. Stylish and compact design for matched with your computer's USB port. Small size makes it an ideal for traveling. Wireless is more convenient than wired network, and it also can keep your room keep tidy and does not affect the appearance of your room. Data Security: WPA; 64/128-bit WEP; TKIP / AES. Compliant with IEEE 801.11n IEEE 802.11g, IEEE 802.11b standard. Support WEP 64/128, WPA, WPA2. For Windows Vista / XP / 2000/7, for Linux, for Mac OS. Transmission distance: indoor up to 100 meters, outdoor up to 300 meters (depending on the surrounding environment). Specification: Type: Wireless Network Card Color: Black Material: ABS Size: About 2.2 * 1.2 * 0.5cm / 0.8 * 0.4 * 0.1in Interface: USB2.0 Frequency range: 2.4GHz-2.4835GHz Package List: 1 * Network Card 1 * CD 1、Faster transfer speed and stronger signal provide you a better surfing experience. 2、USB 2.0 high speed interface for fast signal transmission. 3、Stylish and compact design for matched with your computer's USB port. 4、Small size makes it an ideal for traveling. 5、Transmission distance: indoor up to 100 meters, outdoor up to 300 meters (depending on the surrounding environment).