The delivery of voice calls using VoLTE is similar to the voice over IP, or VOIP, phone services offered by many cable and Internet-service providers.

WSJ: U.S. Wireless Carriers Move to New Technology��for Voice

"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.

ENGADGET: Bigfoot brings Killer bandwidth management to laptops via Wireless N module

The earSmart eS515 Smart Sound Processor responds to this need by delivering a number of industry first innovations: simultaneous 3-microphone processing, optimized Automatic Speech Recognition (ASR), Mobile Audio Zoom and Super Wideband support for Voice over IP (VoIP), combined with a robust audio codec designed specifically for the newest mobile devices.

ENGADGET: Audience eS515 Smart Sound Processor brings three-mic support and selective audio capture to phones