•AC1900M USB WiFi Adapter: This compact USB WiFi adapter supports 2 4GHz and 5GHz WLAN networks. 1900 (1300+600) Mbps wireless speed. 20MHz&40MHz&80MHz bandwidth transmission. OFDM with BPSK,QPSK,16QAM,64QAM,256QAM modulation •Smooth and delay-free connection: Wi-Fi speeds up to 600 Mbps on the 2.4 GHz frequency band and up to 1300 Mbps on the 5 GHz frequency band. Dual frequency connection allows for no delay high-definition video streaming and gaming •Dual frequency 2.4GHz and 5GHz frequency bands: Dual frequency provides flexible connections,allowing your device to access the latest routers,faster speeds,and extended range •4x3dBi omnidirectional antenna: greatly enhances the reception and transmission of WiFi signal strength. 300 meters outdoors and 100 meters indoors (depending on actual environmental changes). •Universal compatibility: This WiFi receiver supports Windows XP/Vista/7/8/8.1/10,MAC OS. •Ultra fast USB 3.0 port,backwards compatible with USB 2.0 •Compliant with IEEE 802.11ac,IEEE 802.11n,IEEE 802.11g,IEEE 802.11b standards Specification: •Working temperature: 0 ℃~40 ℃ •Storage temperature: -10~70 ℃ •Standard protocol: 802.11ac/802.11a/b/g/n •Port: USB3.0 •Frequency band: 2.4GHz and 5GHz Package included: •1 x USB 3.0 Wireless Network Card •1 x USB 3.0 Extension Base •1 x Driver Download Card •1 x English User Manual