KeenOcean United Kingdom
- Internet Telephony Service Provider
- Call Routing VoIP Solutions
- PC to Phone
- Termination
- Cisco Systems
- MIND
In telecommunications the automatic call-back is a computer telephone function which allows the user by the engaged addressee’s line or in the other case of the subscriber’s inaccessibility indicating the system to save the number of the called subscriber and make the call when the line will be available or when the called number is not engaged.
MamaKall Communication, Inc
Based in California, USA, MamaKall Communication Inc. is an innovative pioneer in value added telecommunication service field especially focusing on VOIP devices research and development. The company has experienced dramatic growth since its incorporation
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