Features: 1. Super Speed USB 3.0 transmission speed is 10 times faster than USB 2.0, uses more fluently and effectively. compatible with USB 2.0 and USB 1.1 devices as well. 2. RTL8811 chipset 3. Support 64 or 128 WEP, WPA or WPA2, WPA-PSK or WPA2-PSK encryption 4. 802.11ac or a or b or g or n standard, 2.4G or 5.0GHz ,the maximum transfer rate 1167Mbps (2.4G 300Mbps and 5G 867Mbps) 5. Simulation AP function 6. Compatible with Windows xp32 or 64, Vista 32 or 64, Win7 32 or 64, Win8 32 or 64, Mac 7. Ultra-low-power design, energy saving 8. Transmit Power: <20dBm Specifications: Chipset: RTL8811 Standard: IEEE802.11 ac or a or b or g or n standard Interface type: USB3.0 or Compatible USB2.0 Product size: 27 x 80 x 71mm Wireless mode: Centralized control (Infrastructure) and Peer-To-Peer(Ad-Hoc) Antenna: Built-in antenna Wireless speed: 2.4G: 300Mbps 5.0G: 867Mpbs Data modulation: BPSK,QPSK,CKK,OFDM(BPSK,QPSK,16-QAM,64-OAM) Frequency: 2.4Ghz or 5.0Ghz Encryption: 64 or 128 or 152 digit WEP encryption, WPA or WPA-PSK, WPA2 or WPA2-PSK Encryption and WPS one key encryption Operation system: For Windows XP or Vista or WIN 7 or WIN 8 etc. Compatible with: Compatible with all brand laptop desktop Package includes: 1x 5Ghz or 2.4Ghz Wireless USB 3.0 Adapter Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.