WiFi Access Point is a device through which WiFi clients can connect to a WiFi network.
![WiFi Access point for WiFi Clients to connect through to WiFi network WiFi Access point for WiFi Clients to connect through to WiFi network](https://www.netio-products.com/files/styles/glossary_552x414/public/NETIO-Icon_AP-mode1-104.png?itok=_8afDrhF)
A WiFi AP is usually connected to a LAN (RJ45), or it can be e.g. a modem connected to the Internet in a different way (ADSL, 3G/4G/LTE modem, ...).
In the context of NETIO products
A NETIO 4 / NETIO 4All device can act as WiFi AP, as long as it is also connected to a LAN using an Ethernet cable.