High Speed Wi-Fi - Up to 1200 Mbps Wi-Fi speeds (867 Mbps on 5 GHz band and 300 Mpbs on 2.4 GHz band) 802.11ac Dual Band - 3 times faster than the 802.11n standard, perfect for high-intensity network usage Beam forming - Wi-Fi signals are strengthened towards certain direction where client exists Multiple-Size Brackets - Low profile and full heigh brackets are both provided, suitable for all PCs 2x2 MIMO - Users can easily access to high-speed wireless connection Broad Wireless Range - Two external antennas ensure greater Wi-Fi coverage and enhanced stability Wireless Standards: IEEE 802.11ac/n/a 5 GHz IEEE 802.11n/g/b 2.4 GHz Host Interface: PCI Express 5 GHz Signal Rate: 11ac: Up to 867 Mbps(dynamic) 11n: Up to 300 Mbps(dynamic) 11a: Up to 54 Mbps(dynamic) 2.4 GHz Signal Rate: 11n: Up to 300 Mbps(dynamic) 11g: Up to 54 Mbps(dynamic) 11b: Up to 11 Mbps(dynamic) Frequency Band: 2.4 / 5G dual band support Radio Channel: 1 - 14 channels (Universal Domain Selection) Wireless Mode: Infrastructure Mode Antenna Type: Two Dual Band Detachable External Antennas Roaming: Full mobility and seamless roaming from cell to cell Modulation: DBPSK, DQPSK, CCK, OFDM, 16-QAM, 64-QAM, 256-QAM Data Security: 64/128-bit WEP Encryption, WPA, WPA-PSK, WPA2, WPA2-PSK. TKIP/AES Network: Auto-switch to use 802.11AC or 802.11N or 802.11b mode. Supports Ad-Hoc, Infrastructure WLAN networkLED Indicator: Link / ActOperating System Support: Windows 2000, XP, Vista, 7, 8, 10 , LinuxWeight: 50gDimensions: 120 (L) x 65 (W) x 15 (H) mm Wireless roaming: Data rate auto fall-back under noisy environment or longer range distance Site Survey with Profile function Configuration and Management: Plug-and-Play setup and installation Management Utility supports 2000 / XP / Vista