Linksys WUSB54G v4

multiple revisions of this device, use caution
bg (G54)
	Wireless-G USB Adapter
Support	Support page
Platform
Brand • Model • Rev	Linksys WUSB54G v4
Serial number prefix	MEQ20E, MEQ20F
Interface	USB 2.0
Connector	Female B
Form factor	corded (modular) adapter
ID:13b1:000d; Windows: USB\VID_13B1&PID_000D
FCCID	Q87-WUSB54GV4
ICID	3839A-WUSBGV4
Chip1	Ralink RT2571
Chip2	Ralink RT2526
	OUI: 00:12:17 (17 E, 32 W), 00:18:39 (9 E, 17 W)
Wireless Standards	IEEE 802.11b/g
802.11g	up to 54 Mbps
802.11b	up to 11 Mbps
Operating Frequency	2.4 GHz
Other
Manuf/OEM/ODM	Gemtek WUBR124GL
Probable Linux driver; rt2500usb (in backports); USB ID first seen in kernel v2.6.24 (2008-01-24); (see also passys)
Windows driver; possibly see MediaTek's website; older Ralink drivers have been removed. ; see the Wayback Machine ; for some older driver sets (filter by EXE/ZIP)
Retail
FCC approval date	27 May 2004
Country of manuf	China

For a list of all currently documented Ralink chipsets with specifications, see Ralink.

For a list of all currently documented Linksys device with specifications, see Linksys.

• 54 Mbps - 2.4GHz 802.11g = G54 class

Overview

WUSB54G v4 serial numbers appear to start with MEQ20E or MEQ20F.

"109-502-2011 WUBR124GL_V02" is silkscreened on the board in the FCC photos.