TP-Link TL-WA901ND v3.x

"1208101901-3.0" and "Rev:1.0sp3" is silkscreened on the board in the FCC photos.
 * This device would appear to be using a AR934x WiSoC (AR9341?).
 * The RAM chip appears to be a W9425G6JH-5.

Pictures
TP-Link Images