What is this?RJ11 dust covers are suitable for various electrical devices, such as phones, scanners, copiers, printers, fax machines, modems, routers, and security systems. RJ11 dust protectors are also suitable for computer networking equipment, home entertainment devices, and other devices that use RJ11 connectors. These RJ11 dust plugs are suitable for a wide range of uses, including homes, offices, cars, and outdoor activities.What will I get?RJ11 Port Duct Covers CapsMaterial: SiliconeColor: BlackPlug size: 8.20x9.70x5.80mm/0.32x0.38x0.23inch(W*L*H)Total Size: 11x10x10mm/0.43x0.39x0.
