Dynex DX-EBUSB

Overview
FCC test report for the F5D7051 (assumed v3) lists this as an additional model..
 * The IC ID on the device's label is 3623A-F5D7051C.

"YHM00A-1.0" is silkscreened on the board in the FCC photos. "YHM00B-1.0" is silkscreened on some production model boards.

This device is using a Skyworks ( / SiGe) 2528L / SE2528L 2.4GHz Power Amplifier IC.