Welcome to our store! Supports 802.11 wireless protocol, 802.11i security, reception and transmission filtering, error recovery, and quality of service (QoS). Realizes half-duplex OFDM, CCK, and DSSS baseband processing, supports 20MHz and 300Mbps 40MHz channel operation up to 130 Mbps, and IEEE802.11a/b/g data rates. Supports two simultaneous transmission streams, using two integrated transmission and reception chains to achieve high throughput and performance. Integrated multi-protocol, baseband processor, analog-to-digital converter, and digital-to-analog converter (ADC / DAC) in a complete CMOS device. 2x2 MIMO radio transceiver and PCI interface, suitable for low power consumption and small applications. Item Type: Wireless Network Card Chip: AR9220 Speed: 300 Mbps Interface: PCI Status: Dual frequencies 2.4 GHz / 5 GHz Standard IEEE: 802.11a/b/g/n Supported Operating Systems: for Windows XP / 7/8/10/ROS 1 x Network Card 2 x Antenna 1 x Screw Customers are our top priority. If you find any problems with your product after receiving it, such as damage or incorrect quantity, please contact us immediately. We strive to provide you with the best after-sales service.