Models	  Firmware file
Acer/Benq       310U, 320U, 340U	u34v110.bin

Acer/Benq       620U, 640U, Guillemot/Hercules Maxi A4 36bit	u96v121.bin

Acer/Benq       620UT, 640UT	U64V120.bin

Acer/Benq       640BU	U126V043.BIN

Acer/Benq       640BT	U190V044.BIN

Acer/Benq       1240	U192V074.bin

Acer/Benq       3300/4300	u176v046.bin

Acer/Benq       3300/4300 (including my 4300U)    u222v067.bin
Guillemot/Hercules Scan @home Touch 1248
??? (unknown)	u174v041.BIN
