Dell Wireless 1450 USB Adapter

Overview
Datasheet
 * Notes launch date as 11/17/04, retail list price as $49

The adapter has two different board types...
 * CX9207U (using GW3887IK)
 * CX9207UZ (using GW3887IKZ)

Some of these devices were sold with mounting brackets for OptiPlex desktops used at that time.

Pictures
User Images 

Additional specifications, per Dell's datasheet
RF Output Power Power consumption
 * 11b: 18.7 dBm (typ.)
 * 11g: 13.9 dBm (typ.)
 * 11a: 13.9 dBm (typ.)
 * TX Peak: 402 mA @ 5.0 VDC (~ 2 W)
 * RX Peak: 433 mA @ 5.0 VDC (~ 2.15 W)
 * Idle: < 200 mA @ 5.0 VDC (~ 1 W)
 * Radio disabled: < 2.5 mA @ 5.0 VDC (negligible)