Amped Wireless SR20000G

High Power Wireless-N 600mW Gigabit Dual Band Repeater Product page

This device shares the same hardware as the Amped Wireless R20000G.

The OEM of this device is Loopcomm. Probable F8:7B:8C OUIs

The device uses 2x SiGe SE5004L power amplifiers for the 5GHz radio and 2x SiGe SE2576L power amplifiers for the 2.4GHz radio.

Amped Wireless Extender Does Both Bands At Once - SmallNetBuilder

mhzkid's antenna kit listing for this device on eBay (w/ internal photos)
 * 5GHz Radio: RTL8192DR
 * 2x Skyworks (SiGe) SE5004L / 5004L 5GHz 26dBm power amplifier ICs
 * 2.4GHz Radio: RTL8192CE
 * 2x Skyworks (SiGe) SE2576L / 2576L 2.4GHz 26dBm power amplifier ICs
 * "LOO0070 REV:1.3" is silkscreened on the board.
 * Flash chip appears to be a 8MB Macronix MX25L6445EM2I-10G (or similar)
 * RAM chip appears to be a 64MB Hynix H5PS5162GFR-S6C

Per the FCC label, the default SSIDs are Amped_Rep_2.4GHz and Amped_Rep_5.0GHz. The default WPA PSK is wireless.