TP-LINK TL-WA801ND v3

Overview

 * 802.11bgn (2.4GHz 300Mbps), 2x 4dBi, Passive PoE

"2053500133" and "1518" is silkscreened on the board.

Links of Interest

 * TP-LINK TL-WA801ND on OpenWrt wiki
 * SoC: Qualcomm Atheros QCA9533 WiSoC (listed as 560 Mhz on OpenWrt, listed as 650 Mhz here)