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ALFA Network AWUS036NHA
The device identifies as an Atheros UB91C. There may be multiple revisions of this device.
The Wi-Fi IC would appear to also vary between newer and older units.
Older devices likely use AR9271 (AR9271-AL1A).. while newer ones may use AR9271L (AR9271L-AL3A). Both are pictured in the images below.
The power amplifier IC used is a Skyworks (SiGe) SE2576L / 2576L.
The LED on this device is blue.
The FCC ID would appear to only be printed on the label of newer units.