PCIe Network Card-2.4G/5G Dual Band Wireless PCI Express Adapter, Low Profile, Long Range, Heat Sink Technology,for PC Specifications: Product Name:WiFi PCI-E Network Card Color:As shown in the pictures Dual Band:2.4Ghz/5Ghz Transmission Rate:300Mbps/450Mbps Frequency:2.1-2.1835GHZ Connector Type:PCI-E X1 / X4 / X8 / X16 Antenna:2 x 2dBi Security Feature:WPA-PSK / WPA2-PSK WEP WPA / WPA2 Transmitting Power:Up to 30DBM90 Feature: 1.Dual band 2.4/5Ghz 300/450Mbps wireless speed, adopting advanced IEEE 802.11N technology, multiple antenna arrays composed of independent antennas, can dynamically adjust the beam, to ensure that WLAN users receive a stable signal, and can reduce the interference of other signals 2.2.4G and 5G dual-band coexistence, dual-band Wifi device has the advantage of stronger anti-interference ability, more stable WiFi wireless signal, faster transmission speed, and can make wireless devices more power saving, to meet the future of high-definition and Big data wireless transmission needs 3.PCI-E network card fits desktop with PCI-E X1 / X4 / X8 / X16 interface 4.Security feature WIE5102 supports Soft AP function for fast and convenient surfing the internet 5.Engineered 2 x 2dBi detachable external antenna. External antenna to improve WiFi coverage and performance Package Included: WiFi PCI-E Network Card Note: The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. Notes: 1.Please allow 1-3mm differs due to manual measurement. 2.Due to the different display and different light,the picture may not reflect the actual color of the item.Thanks for your understanding. Dual band 2.4/5Ghz 300/450Mbps wireless speed, adopting advanced IEEE 802.11N technology, multiple antenna arrays composed of independent antennas, can dynamically adjust the beam, to ensure that WLAN users receive a stable signal, and can reduce the interference of other signals 2.4G and 5G dual-band coexistence, dual-band Wifi device has the advantage of stronger anti-interference ability, more stable WiFi wireless signal, faster transmission speed, and can make wireless devices more power saving, to meet the future of high-definition and Big data wireless transmission needs PCI-E network card fits desktop with PCI-E X1 / X4 / X8 / X16 interface Security feature WIE5102 supports Soft AP function for fast and convenient surfing the internet Engineered 2 x 2dBi detachable external antenna. External antenna to improve WiFi coverage and performance