Feature:1. DUAL ANTENNA: Equipped with 2 6dBi omnidirectional dual antenna, which is made from copper vibrator and eco friendly plastic shell.2. PREMIUM CHIP: Adopting MT7603U premium chip, which ensures stable signal receiving, the high gain dual antenna provides farther wireless transmission distance.3. HIGH PERFORMANCE: The premium material provides excellent wireless performance with high hardness and durability.4. HIGH SPEED: Adopting 11N wireless technology for up to 300Mbps transmission rate, fast and stable for online film and television, online games, and video chat.5. STABILITY: The high power with long distance feature can effectively enhance the signal strength and stability.Specification:Item Type: WiFi AdapterMaterial: ABSModel: EP-MS8515GSInterface: USBWireless standards: IEEE 802.11n, IEEE 802.11g, IEEE 802.11bFrequency Range: 2.4-2.4835GHzChip: MT7603UAntenna: 6dBiTransmission Rate: 300MbpsSystem Support: Suitable for Windows 2000, for Windows XP, for Windows 7, for Windows Vista, for Linux, for OS X.Package List:1 x WiFi Adapter2 x Antenna1 x CD1 x Cable1 x User Manual