1)Plastic Material 2)Low IL,high RL 3)IEC Standards 4)Application for Telecommunication 5)Manufacturer and OEM Service ... cutouts. Features:1.Compliant with ANSI, Bellcore, TIA/EIA, and IEC standards2.Compact design and high precision alignment3.NTT-MU hardware ... ~+757Storage Temperature°C-45~+85 MU Optic Fiber Adapter With IEC Standard,Factory Price