The most popular KEYSPAN products:

USB SERIAL ADAPTER
USA-19HS
USA-19HS (DOCUMENT)
B051-000 (QUICK GUIDE)
USA-19HS (FOR WINDOWS 2000 XP 2003 SERVER VISTA V3 7S)
URM-17A
TVI-200C
CORDLESS VOIP PHONE (QUICK START)
USA-49WG
US-4A
USA-19HS (FOR MAC OS 8 6 9 X V2 2)
USA-19HS (FOR WINDOWS 98 ME V3 4)
TVUSB-PRO5
B051-000 (DATASHEET)
USA-19HS (FOR MAC OS X V2)
USA-19H
4-PORT PRINT SERVER 1.3.1
AV-DK1B
CORDLESS VOIP PHONE
USA-19H (DOCUMENT)
USA-19HS (WINDOWS 2000 XP 2003 SERVER VISTA)
USA-19HS (MAC OS 8 6 MAC OS 9 X)
TVU-200C
B050-000
USA-19HS (WINDOWS 98 ME)
USB SERVER VERSION 1.3.1
USB SERIAL ADAPTER VERSION 2.0
UPSH-112
PS-4A
USA-49W
USA-19HS (MAC OS X)
PR-PRO4
B051-000
B050-000 (DATASHEET)
AV-DK1W
UPR-112G
USB SERVER
US-4A (DOCUMENT)
TN1119
USA-49WLC