Wireless network card is easy to for you operate without driver due to its plug and play design. Characterized by fast transmission rate, built-in antenna, spread spectrum technology, this WiFi network card allows you to enjoy smooth network experience. It is constructed of plastic material. The length of this product is 13.7cm, the width is 1.6cm and the height is 1.5cm. The product is suitable for laptop, and it supports for Windows 2000/XP/for Vista /for Win7 /for WIN CE/for LINUX /for MAC OS. Item Name: WiFi Network Card Material: Plastic Version: 4.0 Working Current: 100mA - 200mA Operating Temperature: - 20 Celsius Degree ~ 45 Celsius Degree Storage Temperature: - 40 Celsius Degree ~ 70 Celsius Degree Supported Operating Systems: for Windows 2000/XP/for Vista /for Win7 /for WIN CE/for LINUX /for MAC OS Transmission Distance: Up to 50m Indoors and 150m Outdoors (Depending on the Environment) Features: Faster Transfer, Plug and Play, Built-in Antenna Size Details: L: 13.7cm/5.39", W: 1.6cm/0.63", H: 1.5cm/0.59"(Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x WiFi Network Card