G.657A1 FTTH Fiber Internal FTTH applications horizontal and riser, especially suitable for the last leg in FTTH systems. Suitable as cable extending from outdoor (as aerial cable) to indoor. Special low-bend-sensitivity fiber provides high bandwidth and excellent communication transmission performance. Two FRP strength member ensure good performance of crush resistance to protect the fiber. Single steel wire as the messenger wire ensures good performance of tensile strength. Groove design, easily strip and splice, simplified installation and maintenance. Low smoke, zero halogen and flame retardant sheath, environment-friendly, good safety. Compliant with RoHS 2.0.