DAH Voice United States
General office
DAH Voice
914 Silver Spring Avenue
Silver Spring
MD ,20910
United States
Phone: 301-589-2547
Site: http://www.dahvoice.com
Contact Person
Andre Charles / Managing Director
Phone: 301-589-2547
DAH Voice
914 Silver Spring Avenue
Silver Spring
MD ,20910
United States
Phone: 301-589-2547
Site: http://www.dahvoice.com
Contact Person
Andre Charles / Managing Director
Phone: 301-589-2547
- Hardware
- Internet Telephony Service Provider
- Network Service Provider
- Voip consulting
- Voip Termination ISP
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- IP devices
- PC to Phone
- Phone To Phone
- SIP VoIP Gateway
- System Integration
- Voice and Video Conferencing
- Web Call
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- Cisco Systems
- Our Own ASP Solution
Some telephones, depending on the brand and model, have the intercom function, which allows to begin communication by sending the signal. When the signal comes, the telephone set rings a signal different from the standard ring tone call. After that the telephone temporarily switches off from the telephone line and works as an intercom.
Lensol Systems Ltd, S.A.
"Lensol Systems" is the young, effectively developing company having wide experience of realization of the terminal equipment and the software for the organization of communication systems with application of technology of packages switching (VoIP). Its o
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