Dyad Group, s.r.o. Czech Republic
- International VoIP Wholesale Provider
- Internet Telephony Service Provider
- Voip consulting
- Consultancy Services
- Installation and Support Services
- IP devices
- SIP VoIP Gateway
- System Integration
- Cisco Systems
- Vegastream
- IP Phone
This addition allows replacing the traditional signal while waiting for
connection with any other, for example, a commercial or a pleasant melody.
Cell Tel Inc.
Cell Tel Inc. is a leader in mobile communications. Headquartered in Brooklyn, New York, Cell Tel offers easy-to-use and inexpensive wireless technology for individual, family and company use. Using satellite, fiber optic, and Cell Tel`s own patented netw
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