While security fanatics will ask you not ot use wireless connection, nowadays this is something widely used.
Plenty of AP are available around, but UBNT (Ubiquiti) has been a strong reference for years when searching for wireless device, particularly in a work environment. IF you still do not know them have a look at their products ( I am not paid for these words
).
To help configure and managing your AP and other network device, this contribs will install the UniFi controller.
https://wiki.contribs.org/Unifistill in beta, please give feedback!