Features: new and Super speed USB 3.0 transmission speed is 10 times faster than USB 2.0, uses more effectively. for USB 2.0 and USB 1.1 devices as well. for Windows 10 xp32 / 64, Vista 32/64, Win7 32/64, Win8 32/64 etc,drive free. Wireless speed 1900Mbps dual band: 2.4G:600Mbps ;5.0G:1300Mpbs. Ultra-low-power design, energy saving Wireless mode Centralized control (Infrastructure) and Peer-To-Peer(Ad-Hoc) Data modulation BPSK,QPSK,CKK,OFDM(BPSK,QPSK,16-QAM,64-OAM) for almost all laptop desktop Specifications: Transmission rate: 1900Mbps Interface Type: USB Antenna:5dBi wireless standard: IEEE 802.11g, IEEE 802.11b, IEEE 802.11n Working frequency: 2.4Ghz/5Ghz supporting agreement: 802.11ac Size:approx for 81.5x40.5x14.5mm/3.21x1.59x0.57in Note: Due to the light and screen difference, the items color may be slightly different from the pictures. Please allow 0.5-2 for cm differences due to manual measurement. Package includes: 1PC x Wireless Antenna Adapter with CD Driver