This lot contains one ATOP AW5500 industrial 802.11 abgn Wireless Access Point with high-performance 2x2 MIMO and 1 x Gigabit Ethernet port, DIN-Rail Mount, and metal housing. 

A datasheet can easily be found for this item with all the information you would need to understand it's functionality. This can be found in a number of places including the ATOP website or by searching for ATOP AW5500 on digikey. 

Thank you for looking and please let me know if you have any questions.