And there's no technical reason VoLTE and HD Voice can't go across carriers.
We were also quite impressed with the video conferencing and Ultra HD voice calling.
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For HD Voice to work, both phones need to be equipped to capture and transmit the higher-quality sound.
Until then, you will need to use an VoIP app like Bria, Rebtel or Skype to get HD voice quality.
FORBES: Why iPhone 5's Support For HD Voice Will Mean Nothing To U.S. Users
Available in black, white and pink, Xperia E boasts outstanding HD Voice quality that makes phone calls clearer than ever before.
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Separately, Mike Haberman -- VP of Network Support at Verizon Wireless -- affirmed that VZW is still on track with its LTE rollout and HD Voice plans.
"HD Voice is part of our voice-over-LTE strategy, " said Rinne, speaking at the VentureBeat Mobile Summit in Sausalito, California, speaking of the next generation of cellular phone networks.
From now on, when a call is made between two HD voice mobile phones from these countries, Orange customers will enjoy crystal clear sound instead of "standard" voice quality.
ENGADGET: Orange begins first HD Voice calls between countries, decides clarity knows no borders
Fraunhofer's Full-HD Voice technology is already widely used to provide CD-like audio quality for professional video conferencing systems, as well as consumer video telephony applications, such as apple FaceTime.
Verizon has said it plans to implement the technology in 2014 and Sprint has said it plans to make HD Voice an option on the Sprint-exclusive HTC Evo 4G LTE.
For the first time in the world, Orange has been able to interconnect these two mobile networks with different infrastructure to ensuring end-to-end HD voice quality from one country to another.
ENGADGET: Orange begins first HD Voice calls between countries, decides clarity knows no borders
Orange already offers mobile HD voice in 14 countries: Moldova, Armenia, Belgium, France (Metropolitan and Reunion), Spain (Catalonia), United Kingdom, Egypt (Cairo), Luxembourg, Mauritius, Romania, Dominican Republic, Kenya, Uganda and Jordan.
ENGADGET: Orange begins first HD Voice calls between countries, decides clarity knows no borders
Natively supported in iOS and Android, the AAC-ELD codec is now readily available to app developers and service providers to offer superior VoIP applications that run at the Full-HD Voice quality level.
"HD Voice, " also known as wideband audio, is a technology designed to make a caller's voice, and other noises, sound on phone calls as close as possible to how they do in person.
When Apple unveiled the iPhone 5 in September, the company announced that the phone is equipped for HD Voice and that 20 carriers around the globe would have the ability to offer it.
As the world's first operator to launch HD voice in Moldova in 2009, Orange is pursuing a strategy to make HD voice mobile generally accessible, for it to become the communication standard of tomorrow.
ENGADGET: Orange begins first HD Voice calls between countries, decides clarity knows no borders
Sprint is the first U.S. carrier to announce an HD voice service, but ironically, the HD voice capabilities of the iPhone 5 are not compatible with its network, at least not at this time.
FORBES: Why iPhone 5's Support For HD Voice Will Mean Nothing To U.S. Users
Because of the current difficulties of exchanging HD voice calls between carrier networks, in order to get the highest fidelity, two people would have to be using HD voice-enabled phones and talking on the same network.
FORBES: Why iPhone 5's Support For HD Voice Will Mean Nothing To U.S. Users
App developers can access the natively-integrated AAC-ELD codec through the Fraunhofer FDK Codec Library in Android since version 4.1 and in iOS since version 4.0 as well as in OSX, allowing cross-platform deployment of Full-HD Voice.
The success of mobile HD voice in these adjacent countries, alongside their linguistic and cultural proximity, is at the root of Orange Romania and Orange Moldova's decision to extend the mobile HD voice offering between their two countries.
ENGADGET: Orange begins first HD Voice calls between countries, decides clarity knows no borders
In January , T-Mobile announced HD Voice was available on a handful of phones including the Samsung Galaxy S III and HTC One S. The carrier also said last month it will have HD Voice on the iPhone 5, to be rolled out on T-Mobile's networks in the U.S. for the first time later this month.
The HD-VOICE also speaks aloud the battery level, connection status and GPS instructions in 12 languages.
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For incoming calls, the HD-VOICE announces the name of the caller and users say 'OK' to pick up the call.
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From today, Orange customers in Romania and Moldova will be able to enjoy HD quality voice calls between the two countries.
ENGADGET: Orange begins first HD Voice calls between countries, decides clarity knows no borders
Libon users will enjoy completely free HD quality voice calls between Libon users, wherever they are, in the same country or on the other side of the world.
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The Vostro V131 is perfect for everyday office operations like document editing, presentations and email, and also provides stellar collaboration options including a full HD camera, SRS Premium Voice Pro, digital array mics and built-in Skype.
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The result is a highly tuned WiFi network that optimizes overall wireless performance and delivers the experiences you want, such as fast downloads, clearer voice calls, uninterrupted HD video, and lag-free gaming.
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This premium navigator also includes lifetime map updates2, Garmin's most advanced traffic service, HD Digital Traffic, 3D buildings and terrain and voice command.
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"Popular online applications like gaming, Voice over IP (VoIP) and HD video are some of the most sensitive to latency and packet loss over Wi-Fi connections, " said Bigfoot Networks CEO Michael Howse.
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Furthermore, DIGNO S features a 4.7-inch HD display and Kyocera's proprietary technology (Sugugoe) that allows voice commands to activate various applications.
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