Connectivity technology Wireless , Host interface USB , Interface WLAN , Networking standards IEEE 802.11b/IEEE 802.11g/IEEE 802.11n , Frequency range 2.4 - 2.4835 GHz , Colour Black , Chipset RTL8192EU , Compatible operating systems Windows 7/8/10 , Operating temperature (T-T) -20 - 70 °C , Weight 26 g