SMC SMCWBR14-N5 rev A1

Product page (US) Datasheet

AR724x + (AR9283 / AR9287)

"20505501-3.0" and "Rev:1.0sp1" appears to be silkscreened on the board in the FCC photos (same text as the Proware PW-RN501D v3). The device is likely a rebranded TP-LINK TL-WR841N v7.x (AR7241 + AR9287).