The ATN-732-15-1 FC/UPC 15dB Singlemode Fiber Optic Fixed Attenuator Lot of 23 is a set of high-quality attenuators designed for use in networking and optical communication systems. These attenuators feature a fixed attenuation level of 15 dB and are compatible with a universal range of brands and models. With a unit quantity of 23, this lot offers reliable performance and consistency for various networking and optical applications. The FC connectors on both the input and output sides ensure secure and stable connections for optimal signal transmission.