Its easy to use and integrate, and its affordable pricing makes it ideal for any size company. The interface is intuitive, and everything from phones to billing can be controlled from one screen. The ability to create unlimited extensions (with unlimited extension lines) means you'll never be stuck without the right number again. A built-in spam filter prevents calls being routed to voicemail. And a real-time monitoring tool allows you to check in on your phone system from anywhere in the world.