<br> Features:<br> brand new and high quality<br> 2x2 radio transceiver and PCI interface, suitable for low power consumption and small size applications.Support for Windows XP / 7/8/10 / ROS operating system.Plug the adapter into an available PCI slot to upgrade your desktop.<br> If this product has any quality problems or you have any questions about this product, you can contact us at any for time.<br> Integrated multiprotocol, baseband processor, analogtodigital converter and digitaltoanalog converter (ADC / DAC) in a complete CMOS device. Support 802.11 wireless protocol, 802.11i security, receiving and sending filtering, error recovery and quality of service (QoS).<br> Realizes halfduplex OFDM, CCK and DSSS baseband processing, supports 20MHz and 300Mbps 40MHz channel operation up to 130 Mbps, and IEEE802.11a/b/g data rates.<br> Supports two simultaneous transmission streams, using two integrated transmit and receive chains to achieve high throughput and range performance.<br> <br> Specifications:<br> Chip: Atheros AR9223 PCI WIFI Adapter<br> Standards: IEEE 802.11 b/g/n<br> Rate: up to 300Mbps<br> Frequency: 2.4GHz/5GHz<br> Interface: PCI<br> Operating Systems: for Windows XP, for Windows 7 32bit/64bit, for Windows 8 32bit/64bit, for Windows 10 64bit. <br> ROS( Please note that for ROS system we have notechnical support, you should study by yourself.)<br> <br> Note:<br> Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid.<br> Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!<br> <br> Package includes:<br> 1 x AR9223 PCI WIFI Adapter<br> 2 x Dual band Antenna<br> 1 x Screw