Push to Talk (PTT)
This is a way of communicating on the half-duplex communication line, includes receiving and transmitting devices (walkie-talkie) by the way of pressing the button for switching to the voice mode or transition to the listening mode. It works as a radio speaker; one can talk by pressing the button and can listen to a voice message by releasing the button.
In late 2011Cisco has developed and released a new video system Cisco TelePresence SX20 Quick Set. A solution, which is easy to install and operate, transforms any screen into a multipoint control unit (FSI) of the new generation. Cisco SX20 Quick Set system is sold at affordable price for medium and small businesses.
Pi Telecom
our main activities: hosted dialer, hosted predictive dialer,hosted PBX phone systems, Asterisk & vicidial consulting and customization, SIP trunking
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