GTL Phone

GTL Phone is a standard-based mobile VoIP softphone that works over 3G, 4G and Wi-Fi networks. GTL Phone provides superb sound quality and smooth VoIP experience including Adaptive Jitter Buffer, Packet Lost Concealment, Noise Suppression, Automatic Resampling and Gain Control.
IMPORTANT: GTL softphone comes with built-in Global Teletalk VoIP service. Customer needs to subscribe for individual calling service.

Key Features:
* Using the device’s existing contact list, GTL Phone facilitates easy and effective communication management with an intuitive interface.
* Auto NAT type detection and NAT Traversal using STUN, TURN and ICE.
* Automatically discover the server by using DNS SRV.
* VPN Support
* Call history with a list of received, missed and dialed calls.
* Speakerphone, mute and hold functions.
* Multiple call support – swap between two active calls, merge and split calls, transfer calls (attended and unattended)
* Headset with microphone including Bluetooth™