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.
PingPong Telecom currently provides International and Domestic Termination for Wholesale and Retail Carriers, Call Shops, Call Centers, Corporations, Prepaid Cards, In-Country Partners, IP Phone Providers, and International Organizations.