Senao SL-3054CB PLUS

"SL-3054CB+-0.20" is silkscreened on the board in the FCC photos.

Specifications, per the FCC manual, follow...
 * Transmit Power
 * 21dBm +- 2dBm @ 1, 2, 5.5, 11Mbps
 * 20dBm +- 2dBm @ 6, 9, 12, 18Mbps
 * 17dBm +- 2dBm @ 24, 36Mbps
 * 16dBm +- 2dBm @ 48, 54Mbps
 * Receiver Sensitivity
 * -71Mbps @ 54Mbps
 * -71Mbps @ 48Mbps
 * -78Mbps @ 36Mbps
 * -82Mbps @ 24Mbps
 * -85Mbps @ 11Mbps
 * -88Mbps @ 5.5Mbps
 * -89Mbps @ 2Mbps
 * -92Mbps @ 1Mbps