Zip Locksmith is your best choice for any intercom needs. We have in hand the latest technology, from regular voice intercoms to video intercoms. Some of the companies we have are Doorking, Linear, Apple Core, Aiphone, and Newton. If you wish any particular brand that we do not have in stock, we will gladly custom order it for you. We have the most easily operated intercoms. Our staff members will gladly explain to you how to use it so you can be at ease. Intercoms represent a great addition and an extra line of security to apartment buildings and commercial buildings.