Check the listing for details. Iwillink Blank 12-Port Keystone Patch Panel with 89D Wall 12 Port, Black. Color: black, Condition: New. Listed at 24.44 USD. Protects Unused Ports: The 6 blank keystone jack inserts included ensure any unused ports are covered, preventing dust and debris from accumulating and keeping your setup clean and professional. Effortless Intallation with Snap- in Design: The snap-in feature allows for quick and easy installation of keystone jacks without needing to disassemble your rack, simplifying setup and future modifications.