Communications Specialties introduces the Pure Digital Fiberlink Flex System all digital, custom-configurable fiber optic link designed to support video, audio, data and contact closure signals. The Flex System supports a wide range of signal combinations that may be transmitted in one or both directions. Available in one and two fiber versions for use with single mode or multimode fiber. The system features 8 MHz bandwidth and operates at wavelengths of 850, 1310 or 1550 nanometers.