Firewire 800 to 400 Adapter Male 9 Pin to Female 6 Pin IEEE 1394 a-b Converter | eBay
FireWire 800 9-Pin To FireWire 400 4-Pin Bilingual Cable - 15Feet Black
White IEEE 1394 IEEE1394 6PIN Female to 1394b 9PIN male Firewire 400 TO 800 Adapter Cable 10cm 0.1m|ieee 1394|firewire 400 to 800firewire 400 - AliExpress
FireWire 800 (1394b) 9-Pin Female to FW400 (1394a) 6-Pin Male Adapter
FireWire (IEEE 1394) 6-Pin Male to 4-Pin Female Adapter - Micro Connectors, Inc.
Kentek 9 pin male 6 pin female IEEE-1394a 1394b IEEE1394 Firewire iLINK DV adapter converter coupler M/F 800/400 Mbps PC MAC black - Walmart.com
Amazon.com: PASOW FireWire 800 to 400 9 to 6 pin Cable (9pin 6pin) 6FT, IEEE 1394 Firewire 800 9-pin/6-pin Cable 6 Feet(9 pin to 6 pin) : Electronics
Pearstone FireWire 400 4-Pin to 6-Pin Cable - 15' (4.5 m)