• Expandable to a maximum of 40 extensions

• PSTN, Basic Rate ISDN, Primary Rate ISDN and SIP trunks

• Digital/Analogue/IP extensions

• Interface to an on-premise alarm system

• Door phone/door striker to open the door to your business

• Automated Attendant allows incoming calls to be directed to their destination, without human assistance

• Voicemail with email notification

• Dial-in 16 party conference bridge

• Ring groups allows you to associate extensions to a group of telephones

• Music on hold and background music ​