Choosing a PBX hardware for your office depends on your needs and your budget. If you own a small business, following are the ideal features you should look for in your PBX hardware:

• A single telephone number which will serve as the gateway for external callers to call the company
• Automatic Call Distribution (ACD) Feature or similar features to enable calls to be sent to employees in a systematic way
• Auto-attendant equipped with intelligent call forwarding which would enable users to be directed to a department or extension
• Custom business greetings for answering calls
• Call management features
• Play music or messages to callers on hold
• Voicemail to record messages for extensions from callers
• Call transfer among internal extensions