Lot of 6 This fiber optic coupler jack is the perfect addition to your networking setup. Designed with LC/UPC single-mode duplex connectors, it allows for high-speed data transfer with minimal loss. The keystone snap-in design makes installation a breeze, and the white and blue color adds a touch of style to your setup. The coupler jack is brand new and unbranded, making it a cost-effective option for your networking needs. It's compatible with various optical LC female connectors and can be used in a variety of settings, from home offices to large businesses. Upgrade your networking capabilities with this high-quality fiber optic coupler jack today.