Belkin F5D8053 v4

Overview
"YJ200B-0.8" is silkscreened on the board in the FCC photos. "YJ210B-0.8" is silkscreened on a production board.

rt2x00 log dump
phy9 -> rt2x00_set_chip: Info - Chipset detected - rt: 2872, rf: 0003, rev: 0202.