Kramer's 4LC fiber optic cables are constructed of four color coded multimode 50/125um simplex cables of 2.0mm (0.079in) diameter each, contained in a round overall orange jacket. They are intended primarily as companion to various Kramer detachable transmitter/receiver sets.

- Quality Construction - Multimode optical fiber with an operating wavelength of 850nm. Sub-cables are color coded: red, green, blue and orange, terminated with the popular LC connectors for easy installation and are shipped with dust caps at the ends.
- Numerous Applications - Use these cables to connect our optical transmitter and receivers for DVI and HDMI, such as: 610T/R, 621T/R and 631T/R.