• WIRELESS: • Wireless Standards: IEEE 802.11ac/n/a 5 GHz / IEEE 802.11n/g/b 2.4 GHz • Signal Rate: 5 GHz Up to 867 Mbps / 2.4 GHz Up to 300 Mbps(dynamic) • Wireless Modes: Infrastructure mode • Wireless Security: Support 64/128 bit WEP, WPA/WAP2, WPA-PSK/WPA2-PSK, 802.1x • Modulation Technology: DBPSK, DQPSK, CCK, OFDM, 16-QAM, 64-QAM, 256-QAM• HARDWARE: • Interface: PCI Express • Dimensions (W×D×H): 120.8×115.2×21.5 mm • Antenna Type: 2 Dual Band Detachable Antennas• OTHERS: • Package Contents: AC1200 Wireless Dual Band PCI Express Adapter Archer T4E, Low-Profile Bracket, Quick Installation Guide, Resource CD • System Requirements: Windows 10/8.1/8/7/XP (32/64bit)