Keysight Technologies Inc. E8491B related products

Keysight Technologies Inc. E8491B-001
Keysight Technologies Inc. / E8491B-001 
OHCI based IEEE-1394/PCI card
Keysight Technologies Inc. E8491B-R-51B-001-5Z
Keysight Technologies Inc. / E8491B-R-51B-001-5Z 
Warranty Assurance Plan - Return to Keysight - 5 years
Keysight Technologies Inc. E8491B-R-51C-001-1CU
Keysight Technologies Inc. / E8491B-R-51C-001-1CU 
Onsite Warranty - 1 year
Keysight Technologies Inc. E8491B-R-51C-001-3CU
Keysight Technologies Inc. / E8491B-R-51C-001-3CU 
Onsite Warranty - 3 years