BuddyTalk is the only Internet voice communication software youТ‘ll ever need. It offers 4 convenient and versatile ways of communicating with anyone in the world:

• Multi-Party Conferencing where up to 10 BuddyTalk users can talk simultaneously
• Low cost PC-to-Phone Calling to any phone in over 200 countries
• Free integrated Instant Messaging with other BuddyTalk users
• Free PC-to-PC Calling to other BuddyTalk users anywhere in the world

Ссылка: http://www.budd..m-specs.htm