Proware PW-RN501D v4

Overview
"12021330501-4.0" and "Rev:1.0sp1" is silkscreened on the board in the FCC photos. The device is likely a TL-WR841ND v8.
 * TP-LINK is a Proware brand..

The example SSID in the FCC manual is Wireless_XXXXXX.