The Bell 2-Way 4G GSM Door Entry System is a cutting-edge solution designed for seamless audio communication via mobile telephone technology. Whether managing entry to residential or commercial properties, this system allows occupants to answer calls and grant access remotely via a mobile or landline phone - no need to be at home. Perfect for gate and door entry control, this 4G-enabled system ensures secure and reliable access without the need for a traditional intercom. With a robust stainless-steel surface panel, illuminated call-buttons, and weather-resistant design, this unit is built to withstand the elements while providing superior security. Effortlessly program and manage the system remotely via SMS, and enjoy peace of mind with enhanced security features, including multiple call routing options and a secure dial-in function for residents. Whether used for gated properties, apartments or office buildings, the Bell 4G GSM System ensures convenience, control and security in one innovative package.