Features: brand new and high quality Antenna, 2 x 5dBi detachable dual band omnidirectional antennas. Bluetooth 4.2 compatible, available for 10-30 meters (without blocking). Complies with IEEE 802.11ac IEEE 802.11n / a / b / g standards. Operating System, for Windows 7 / 8.1 / 10. Optional 2.4G / 5G dual frequency, 5Ghz band speed up to 867Mbps, 2.4Ghz band speed up to 400Mbps. Specifications: Type: PCIE Wireless Network Card Transmission Rate: 1300Mbps Interface: PCI Antenna: 2 x 5dBi Bluetooth compatible: 4.2 Working Frequency: 2.4G/5.8G IEEE WLAN Standard: 802.11 a / b / g / n / ac Data Rate: 5.GHz 867Mbps , 2.4GHz 400Mbps Note: We have upgraded the chipset to a Realtek, so the card you receive may be Realtek or for Qualcomm chipset. We ship these 2 models of chipset randomly, they work at the same level. Due to problems with lighting effects and shooting angles, there will be certain tolerances in the product, please understand. Please allow 0-1cm error due to manual measurement. Package includes: 1x1300M PCI-E Network Card 1 x Data Cable 1 User Manual 1 x Screw 1 x Screwdriver