Features 1、Mini Size: This USB wifi adapter with ergonomic and inbuilt antenna design possesses small size for better operating experience. 2、Wireless CCA Techonology: This USB wifi adapter adopts unique wireless CCA technology to avoid interference, providing more stable signal. 3、High Speed: This USB wifi adapter adopts 802.11n wifi technology to realize faster speed and dual band, maximum 300Mbps when 2.4GHz. 4、AP Mode: This USB wifi adapter can work with AC wifi router, or turns a wired Internet connection into a WiFi hotspot for your mobile devices. 5、Wide Compatibility: This USB wifi adapter is suitable for Win 10, for Win 8, for Win 7, for Win Vista, for Win XP, for Win 2000, for OS X 10.4‑10.14M, for Linux. Specification Item Type: USB Wifi Adapter Material: ABS Model: W77 Color: Black Chipset: RTL8192EU Standard: IEEE802.11n、IEEE802.11g、IEEE802.11b、CSMA/CA/ACK Port Type: USB 2 .0 Frequency Range: 2.4-2.4835GHz Wireless Speed: 300Mbps (11N:300Mbps) 11N: 270/243/216/162/108/81/54/27 Mbps 135/121.5/108/81/54/40.5/27/13.5 Mbps 130/117/104/78/52/39/26/13mbps 65/58.5/52/39/26/19.5/13/6.5 Mbps 11g: 54/48/36/24/18/12/9/6 Mbps 11b: 11/5.5/2/1 Mbps Number of Channels: 13 Spread Spectrum: DSSS Modulation Mode: OFDM/CCK/16-QAM/64-QAM Wireless Transmission Power: 20dBM(MAX EIRP) Led: Status Encryption: WEP Encryption, WPA-PSK、WPA2-PSK、WPA/WPA2 64/128 Bit Encryption. Support System: suitable for Win 10, for Win 8, for Win 7, for Win Vista, for Win XP, for Win 2000, for OS X 10.4‑10.14M, for Linux. Package List 1 x USB Wifi Adapter 1 x CD 1 x User Manual