Features: The computer 1394, commonly mainly used for video capturing and digital cameras Experience fast data transfer with our 1394 Video 9pin to 4pin Data Cable. Supporting speeds up to 800Mbps for seamlessly device connection. This cable features bidirectional data transmission and strong compatibility, converting IEEE1394b (800) to 1394a (400), ensuring versatiled device connection. Usage (can be used for the following machines and equipment): Camera/Digital camera/Printer/Scanners.For 1394 digital auditory and video devices and more Specifications: Item：1394 800 to 400 9pin male to 4pin male data cable 1394 Cable Cable Length:about 1.8meters/70.87in ； 3meters/ 118.1in 4.5meters/177.16in (optional) Speed：800Mbps Quality: 1. Passed high-voltage testing. 2. Compliant with 1394 requirements. 3. Meet all requirements for reliability testing and electrical testing Package Includes: 1PC 1394 800 to 400 Cable note: Due to problem of lighting effect, there might be certain tolerances in product, please understand. Please allow 0-1cm error due to manual measurement.