Armored FTTH Drop Cable 1-4 Cores Singlemode Outdoor Cable are made for connecting user’s devices with outdoor feeder cable, especially suitable for duct installation. What Is Armored FTTH Drop Cable 1-4 Cores Singlemode? FTTH Drop Cable 1-4 Cores Singlemode Armored Outdoor Cable are made for connecting user’s devices with outdoor feeder cable, especially suitable for…