DrayTek Vigor AP810

"WAPN23" and "8WAPN23B.0A1G" is silkscreened on the board.

The FCC manual indicates...
 * This device uses a MediaTek MT7620x WiSoC
 * Additional models of VigorAP 820, VigorAP 710, and VigorFly 215
 * are noted as covered by this FCC ID


 * An 00:76:20 OUI may be used

Probable used PSU
The device is shown w/ a Leader Electronics MU12AB120100-A1 in the FCC external photos.