克莱默（Kramer）的FM4 / FM4电缆是高性能电缆，两端带有4针FireWire®连接器。 它们主要用于多媒体设备（例如，数码相机，VCR，CD驱动器，硬盘，扫描仪，图形卡和编辑系统）之间的数据传输（IEEE 1394），速度高达400Mbps。

　　Quality Construction — Constructed using two separately double–shielded data cables, in an overall double–shielded outer jacket

　　High Quality Connectors — Molded 4 pin connectors on both ends. The 4–pin connector is popular on cameras and other small devices due to its compact size, but does not support power transmission

　　Varied Selection of Lengths — Available in 3, 6, 10, 15 and 25ft versions (0.9 to 7.6m)