Features: Brand new and high quality Super speed USB 3.0 transfer rate is 10 times faster than USB 2.0, used more efficiently. Also compatible with USB 2.0 and USB 1.1 devices. Driver-free for Windows 10 xp32/64, Vista 32/64, Win7 32/64, Win8 32/64 etc. 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) Compatible with almost all brands of laptops and desktop computers 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. 81.5x40.5x14.5mm/3.21x1.59x0.57in Note: Due to the light and screen difference, the item's color may be slightly different from the pictures. Please allow 0.5-2 cm differences due to manual measurement. Package includes: 1PC x Wireless Antenna Adapter with CD Driver