Features: brand new and high quality Support ACbands in the 2.4 GHz and 5.8 GHz. It includes Bluetooth-compatible 4.0 with smart-power optimizers. Data transfer rate 433Mbit via the 1x1 RX flow. UltimateWiFi performances more speed, coverage, higher capacity. 3rd Generation 802.11ac, wifi + Bluetooth-compatible adapter allows you to move at thespeed of life with faster speeds (up to 867 Mbps), high capacity, and higher reliability. Specifications: Material:Metal Model: WD-7260AC desktop WiFi adapter Dual band 2.4GHz-300Mbps / 5ghz-867mbps Operating systems: Supports for win7/8/10 Size:Approx.4.4x2.4cm/1.73x0.94inches Package Includes: 1 Set WIFI Card note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.