This is an L-com WLAN-LCUSB2458 dual band USB wireless adapter supporting 2.4 GHz and 5 GHz networks on 802.11a/b/g/n. It includes the detachable 5 dBi swivel antenna, which threads onto the adapter and can be swapped for a higher-gain antenna if desired. L-com is an industrial-grade networking brand, and this adapter is a solid option for adding WiFi to a desktop or older computer, or for Linux and Raspberry Pi projects. This is a pre-owned unit with light cosmetic wear and some red marks on the label. It has not been tested, and functionality is unknown. No drivers, software, or packaging are included. Please review all photos carefully before purchasing, and feel free to reach out with any questions prior to buying.