PETRALEX®

Hearing aid application – replacement for external devices with full functionality just in a click.

http://petralex.pro

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PETRALEX Speech Communication

Multi-functional processors of incoming and outgoing audio signals in voice communication systems.

http://petralexsolutions.com

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UrbanDenoiser

Favorite tracks with personal touch.

http://urbandenoiser.com

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SingAssist Karaoke

Perfect vocal transformation technology.

http://singassist.com

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Speech Trainer

Trains script pronunciation.

http://speechtrainer.pro/

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