Availabilities - Simplex / duplex - Singlemode / multimode - PC / APC - Plastic housing / Metal housing (Zn alloy) - Zirconia sleeve / phosphor bronze sleeve - Hybrid adapters: ST-SC, ST-FC, SC-FC - With dustproof cap Features - Precise sleeve for excellent alignment - Durability: <= 0.20 dB change after 500 mating cycles - High performance and reliability - Working Temperature range: -40 degree.C to 85 degree.C