Aarvy LLC United States
- Hardware
- Hosted VoIP billing service provider
- Internet Telephony Service Provider
- Voip Termination ISP
- IP devices
- PC to Phone
- Phone To Phone
- Web To Phone
- Audiocodes
- Cisco Systems
- Welltech
- Billing system of own development
- IP Phone
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.
Top countries:
United States 1294
India 440
United Kingdom 425
Canada 348
Bangladesh 338
China 142
Pakistan 134
Australia 133
Spain 123
Russia 114View all countries