Experience blazing-fast Wi-Fi speeds: 2.4 GHz 40 MHz 300 Mbps (802.11AC / N), 5 GHz 80 MHz 867 Mbps (802.11AC) Sleek black finish Compatible with standard and mini computers (workstations) Hardware interface: Works on PCIE X1, X4, X8, X16 slots Operating frequency: 5.8 GHz and 2.4 GHz Antennas: 2 x 5dBi omnidirectional external detachable dual-band antennas Wireless standard: IEEE802.11AC, backward compatible with a / b / g / n More features: Connect directly to the motherboard's PCIe slot for a super-stable wireless signal, outperforming USB WiFi adapters Standards: IEEE 802.11ac/b/g/n. Operating mode: Wi-Fi adapter (receiver) and wireless access point Product Information: Easily upgrade your connection by plugging this adapter into your computer's PCI-E slot. Enjoy the freedom to move your desktop anywhere with a WiFi connection. Email and browse on the 2.4 GHz band, while keeping the 5.8 GHz band free for gaming, HD streaming, and other bandwidth-intensive tasks. Features: - Offers lightning-fast speed and stable wireless connectivity at 2.4 GHz 300 Mbps and 5.8 GHz 867 Mbps for computers. - Ultimate Range: Increased wireless range with 2x external antennas to ensure a wider range of Wi-Fi connectivity and stability. Detachable antennas. - Compatibility: Supports Windows 10/8.1/8/7/XP (32-64 bit); Port/Slot: PCI Express x1/PCI Express 4/PCI Express 8/PCI Express 16 - Wireless Encryption: WEP, WPA/WPA2, WPA-PSK/WPA2-PSK (TKIP/AES). Wireless Device Requirement: IEEE 802.11 a/b/g/n/ac wireless APs, routers, modems, etc. - Low-Profile Bracket: In addition to the standard bracket, a low-profile bracket is also provided for mini-tower computer cases. Package Includes: 1 * 1200Mbps Wireless (WiFi) Card 1 * Full-Height PCI-E Bracket 1 * Half-Height PCI-E Bracket 2 * Antennas 1 * CD Driver NOTE: 1. Due to the difference between different monitors, the picture may not reflect the actual color of the item. We guarantee the style is the same as shown in the pictures. 2. Through the manual measurement and different measurement methods, please allow 1-3cm deviation. Thanks!