Free voice services available for all major IM clients

# Voice calls between Google Talk, MSN/Live Messenger and Yahoo!
# Voice mail service, interoparable between major IM clients.
# Voice conferencing: with any number of participants of any IM type.
# Sending off-line messages and notifications.
# Calling SIP phones and SIP services.
# Receiving calls to your IM from any SIP phone.
# Receiving calls to your IM from mobile or landline phones using SIP Broker.
# Receiving calls to your IM from web users.
# Free toll-free calling to 1-800, 1-866, 1-877 and 1-888 numbers via SIP Broker.
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