Senao SL-2511CD2 PLUS MERCURY

"SL-2511CD PLUS MERCURY-1.00" and "701603760000" is silkscreened on the board in the FCC photos.

Specifications, per the FCC manual, are below...
 * RF Output Power
 * 15dBm
 * 20dBm (Long Range PC Card for CE)
 * 23dBm (Long Range PC Card for FCC)
 * Receive Sensitivity (@ FER = 0.08)
 * < -85dBm @ 11Mbps
 * < -85dBm @ 11Mbps (Long Range PC Card)
 * < -88dBm @ 5.5Mbps
 * < -90dBm @ 5.5Mbps (Long Range PC Card)
 * < -91dBm @ 2Mbps
 * < -93dBm @ 2Mbps (Long Range PC Card)
 * < -93dBm @ 1Mbps
 * < -95dBm @ 1Mbps (Long Range PC Card)