Basics of Multi Line Commercial Phone Systems

While most commercial phone systems offer standardized features such as voice mail, call forwarding, transferring and hold music, not all are created equal. With three different options for businesses, it’s important to understand that the phone system you choose should be reflection of your businesses size and where you expect to be several years down the road. If your company has a very small number of employees, a KSU-less system might be the right choice. KSU-less systems offer a high degree of functionality for a much lower initial investment. KSU-less phones are not tied together in the sense that traditional phone systems are. Instead, the actual handsets provide commercial phone system features, instead of connecting to a central control unit.

For mid-sized companies, key systems offer more features and are expandable for normally up to 35 handsets. Key systems utilize a central control device called the key system unit (KSU) to manage the connected network of phones within your business as well as any outgoing or incoming calls. In recent years, key systems have become so advanced that many rival PBX systems in terms of standard features and...