Buffalo LPV4-U2-300S

Overview
"PX84573XA PM181823FX ZP" (or something, that's probably completely wrong) is silkscreened on the board in the FCC photos.

The USB Wi-Fi dongle shown in the FCC photos would appear (and is assumed) to be an Edimax EW-7722UTn‎.

Additional specifications, per the FCC manual, follow...
 * Power consumption: about 2.3 W (max.)
 * Dimensions: Dimensions::72 mm x 127 mm x 25 mm
 * Weight: Weight::100 g

Default settings (including the SSID) are per the FCC manual.