What Are Multiline Phone Systems? Learn how to improve communications and optimize your entire business with a phone system that's capable of handling multiple calls simultaneously.

The best multi-line phone systems can help businesses stay in touch with more than one customer at a time to optimize business.

Users with multi-line phones use the Mitel 6920. Departments that keep track of lots of phone numbers may have also received a "sidecar", which has an additional 28 buttons and attaches to the right ...