TRENDnet TEW-639GR V3.0R

Overview
"WRT-391R Rev. UB" is silkscreened on the board in the FCC photos and a production board.
 * "T003C22007A" is also silkscreened on the production board.

The production board is using HERMEI and JACKCON capacitors.

The router has three antennas despite the lack of three RX/TX chains.

Two (left and middle on the FCC photos) appear to be used in a switched diversity configuration.


 * The AC adapter included with the device (.. at least in the US market) is a
 * Bestec EA0061WAA (100-240VAC ~ 50/60Hz, 0.5A -> 12VDC, 0.5A).

Links of Interest

 * Downloads (firmware, manual, GPL source code)