MAIN OVERVIEW FEATURES: Wireless LAN Standard: IEEE 802.11acISM Band: YesUNII Band: YesISM Maximum Frequency: 2.40 GHzUNII Maximum Frequency: 5 GHzWireless Transmission Speed: 2.54 Gbit/sHost Interface: PCI Express 2.0 x1Form Factor: Plug-in CardHeight: 6.3"Width: 3.6"Depth: 0.8"Package Contents: QWA-AC2600 Wi-Fi Adapter 4 x Detachable Antennas + Magnetic Stand Base Full-Height & Specialized (For Selected QNAP NAS) Brackets Quick Installation Guide Device Supported: Desktop Computer/NAS