ABS BOX PLC Optical Splitter All-fiber structure, good environmental stability, low polarization-related loss, low back reflection, compact structure,small size, and can be installed in various existing transfer boxes. High-quality transmission chip New upgrade chip, Quality Assurance Stable performance. Low insertion loss and high return loss This product is made of new ceramic insert with excellent performance, stability and durability. Brand new ABS plastic synthetic resin shell ABS is one of the five major synthetic resins, with impact resistance, heat resistance, and low temperature resistance. Uniform light distribution The signal can be evenly distributed to users.