Tellus C200

"Tellus Group Corp", "PCB: 517051306", "ASSY NO: 52203[      ]", and "Made in Taiwan" is silkscreened on the board in the FCC photos.

Specifications, per the FCC manual, follow...
 * Transmit Power
 * +13 dBm (typically), 10mW/MHz for Japan
 * Receive Sensitivity
 * 11Mbps, BER 10E-5: -80 dBm Typical
 * 5.5/2/1Mbps, BER 10E-5: -82 dBm Typical

Likely 00:04:DB (Tellus) OUI