Predictive dialers range from very simple telephone dialers to complex application systems that integrate with a number of other technologies.

The following features are supported in many predictive dialer systems:

	Ability to handle analog and digital telephone connections
	Ability to import phone numbers from a variety of packages
	Ability to leave pre-recorded messages on answering machines
	Ability to leave customer specific messages on answering machines
	Ability to easily remove numbers from phone number lists
	Automatic call distribution (ACD) capabilities
	Interative voice response (IVR) capabilities
	Voice recording capabilities
	Customer relationship management (CRM) integration
	Computer telephony integration (CTI)
	Business intelligence / Data warehouse (BI/DW) integration
	Supervision command and control capabilities
	Decentralized call centre capabilities (e.g. work at home staff)
	Tactical and operational reporting capabilities
	Ability to "learn" from historical campaigns
	Complex algorithms that minimize nuisance calls