Symbol LA-5033

Overview
"WM701-IF" and "REV B" appears to be silkscreened on the board in the FCC photos.

The PCI ID is per the drivers provided by Symbol.
 * It would appear that this device is using ISL3890.
 * The device description string in the driver is Symbol LA-5033 Wireless Networker 802.11a/g PCI Adapter.