Features: 1.Wireless receiving function, stable reception, free Internet access anywhere, plug in the USB interface of the device, and immediately connected to the wireless network. 2.With intelligent AP conversion function, sharing network resources, converting wired network into WIFI signal sharing to multiple computers, mobile phones, pad use, let you connected to Internet at home, in the office, etc. 3.High-performance through-wall WIFI, strong penetrating power, can provide better wireless penetration and strong signal stability in complex wireless environments with multiple barriers or multiple interferences. 4.High-gain extension antenna, strong signal reception, wireless network card built-in gain antenna, long transmission distance, bring you a different style experience,allowing you watching videos online, listening to music, playing games. 5.Smart design, compact posture, ultra-long antenna with flexible structure design, support multi-dimensional free rotation, users can adjust according to usage habits and signal strength, improve signal sensitivity, enjoy high speed. specification:Item Type:USN WIFI Adapter Model:W87B BUS Type:USB Interface WIFI Transmission Distance:50 meters in the room and 150 meters in the outside (depending on the environment) Compatible with Bluetooth V4.0 Transmission Distance Compatible with Bluetooth:Up to 10 meters indoors, up to 20 meters outdoors (depending on the environment) Antenna Gain:Built-In Antenna 1-15Dbi Opetaion System: Fit for Windows 2000/XP/Vista/WIN 7 /WIN CE/LINUX/Fit for Mac OS PackageList:1 x Network Card1 x Driver Optical Disc