An Audio Conferencing service is a telephone conferencing service that allows multiple participants to be connected together seamlessly over a conference call bridge. Traditional telephone access for the audio conference call is done by dialing a toll-free or direct dial-in conference call phone number. Audio Conferencing services can be done as scheduled, or reservationless, with operator assisted conferencing available. Many audio conferencing providers offer VOIP conferencing which allows use of the Internet for audio conference calling using VOIP conferencing technology. Audio conferencing services are used by businesses to remotely meet, collaborate, or present information to reduce the time and cost of business travel for meetings. Additional audio conferencing service features include options to record audio conference calls, roll call, participant Q&A, polling, and special announcements. Audio Conferencing service is also known as Audio Teleconferencing, Phone Conference Calling, or Telephone Conference Calling.