Monoprice 8075

USB Wireless Lan 802.11N Adapter - 2T2R (300Mbps)

Printable product page on Monoprice

Per Monoprice's product images, this device is a Winstars WS-WN683N2P.
 * Googlery indicates it is probably using RTL8192SU..

Appears to be using a 80:3F:5D (Winstars) OUI