2N IP Verso main unit without camera in black. The main unit does not include a camera. Color: black. A main unit must always be present in the installation, with or without a camera. The installation of the main unit requires two positions in the frame or in the box, but the second position remains available for the mounting of an additional module. Also available in silver (nickel). Simply secure with 2N. 2N is a leading European company in the development and manufacturing of information and communication technology as well as security products. It is a global market leader in the field of IP intercom systems. All products comply with strict international standards and are compatible with third-party systems. The 2N product lines include, among others, IP intercoms for door communication and emergency calls, as well as IP audio systems designed to make life easier and safer. In 2016, 2N was acquired by the Axis Group.