USB\VID_­19D2&­PID_­FFED&­MI_­03 drivers

Here is 4 drivers compatible with USB\VID_­19D2&­PID_­FFED&­MI_­03.
This is Device ID of ZTE Diagnostics Port FFED.
Here is only last drivers for this DeviceId. Almost all of them are compatible with your hardware.
Anyway, you can try to use extended search exactly for your hardware.
Category:Notebooks
Manufacturer:Lenovo
Hardware:IdeaPad U550
Software name:Wide Wireless Lan Driver
Version:2.0.3.825/1.1.0.0/14.0.0.162/2.0
File Size:50.74Mb (53204136 bytes)
Released:26 Sep 2010
System:Windows Vista 64-bit
Description:Wide Wireless Lan Driver for Lenovo IdeaPad U550
Download Lenovo IdeaPad U550 Wide Wireless Lan Driver 2.0.3.825/1.1.0.0/14.0.0.162/2.0
Category:Notebooks
Manufacturer:Lenovo
Hardware:IdeaPad U550
Software name:Wide Wireless Lan Driver
Version:2.0.3.825/1.1.0.0/14.0.0.162/2.0
File Size:50.74Mb (53204136 bytes)
Released:26 Sep 2010
System:Windows Vista
Description:Wide Wireless Lan Driver for Lenovo IdeaPad U550
Download Lenovo IdeaPad U550 Wide Wireless Lan Driver 2.0.3.825/1.1.0.0/14.0.0.162/2.0
Category:Notebooks
Manufacturer:Lenovo
Hardware:B460
Software name:Wide Wireless Lan Driver
Version:4.54.7103.1/ 2.0.3.827/1.13.00/2.0.7.0/2.0.5.7/4.58.1.0
File Size:80.67Mb (84587984 bytes)
Released:11 Mar 2011
System:Windows XP
Description:Wide Wireless Lan Driver for Lenovo B460
Wide Wireless Lan Driver for Windows XP
Download Lenovo B460 Wide Wireless Lan Driver 4.54.7103.1/ 2.0.3.827/1.13.00/2.0.7.0/2.0.5.7/4.58.1.0
Category:Notebooks
Manufacturer:Lenovo
Hardware:IdeaPad U455
Software name:ZTE Wide Wireless Lan Driver
Version:2.0.5.7
File Size:1.26Mb (1323928 bytes)
Released:25 Feb 2011
System:Windows 7Windows 7 64-bit
Description:ZTE Wide Wireless Lan Driver for Lenovo IdeaPad U455
ZTE Wide Wireless Lan Driver for Windows 7 32/­64bit
Installation for MC2716
Download Lenovo IdeaPad U455 ZTE Wide Wireless Lan Driver 2.0.5.7