Havells Crabtree Signia Telephone Socket RJ11 – Grey The Havells Crabtree Signia Telephone Socket RJ11 – Grey is a reliable modular solution designed for clear and stable telephone connectivity. Equipped with an RJ11 port, it ensures efficient voice signal transmission for landline and communication systems. Its compact 1 module design fits seamlessly into modular plates, maintaining a clean and organized setup. Made from high-quality fire-retardant polycarbonate, it offers durability and long-lasting performance. The elegant grey matte finish complements modern interiors, adding a premium touch. Easy to install and fully compatible with Signia modular accessories, it delivers both functionality and style.