Features: 1. The transmission speed is faster and the signal gain is stronger. 2. Provide USB 2.0 high speed interface with lower latency. 3. A wireless receiver for receiving WiFi signals. 4. Stylish and compact design, suitable for your computer's USB port. 5. The smallest protrusion makes it ideal for traveling or crowded workspace. 6. The Internet avoids the beauty of the environment caused by pulling network cabling. 7. Data Security: WPA; 64/128-bit WEP; TKIP / AES. 8. Complies with IEEE 801.11n IEEE 802.11g, IEEE 802.11b standard. 9. Support WEP 64/128, WPA, WPA2. 10. Support multiple BSSIDs. 11. Applies to for Windows Vista / XP / 2000/7, for Linux, for Mac OS. 12. Transmission distance: indoor: up to 100 meters, outdoor up to 300 meters (depending on the surrounding environment). Specification: Colour: Black Material: plastic + metal Interface: USB2.0 Frequency range: 2.4GHz-2.4835GHz Size: approx. 2.2 *1.2 * 0.5cm / 0.9 * 0.5 * 0.2in Weight: approx. 14g Package list: 1 * Adapter 1、The transmission speed is faster and the signal gain is stronger. 2、Provide USB 2.0 high speed interface with lower latency. 3、A wireless receiver for receiving WiFi signals. 4、Stylish and compact design, suitable for your computer's USB port. 5、The smallest protrusion makes it ideal for traveling or crowded workspace.