Hikvision's 2-wire video intercom is an ideal solution for retrofitting intercom systems in homes to meet residents' growing needs for security and convenience. No additional investment in infrastructure is required and installation is simple as the existing cables can be reused. Both owners and tenants benefit from the friendly and helpful intercom functionality - every day and on the move. Simple retrofit: Upgrading an old intercom system can quickly become complicated. However, when you opt for Hikvision's 2-wire video intercom, things stay simple. You can simply continue to use the existing cabling from the old infrastructure. Installation is quick and easy. Plug & Play Ready: To set up the system, installers only need to switch it on. Basic configurations can be made.