AP310i/e is a dual-radio 
indoor model 802.11ax access
                point. The “i” in 
AP310i indicates that the access point
                comes with internal antennas, and the “e” indicates that it comes with external
                antenna connectors. The access point features one built-in dual-band radio and one
                band-locked radio, four WiFi internal or external antennas, and one 
Bluetooth
                    Low Energy (BLE) antenna.

Note   
The 
AP310i/e requires a minimum base
                    firmware of WiNG 7.3.1.