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NoiseTools Quick Start Guide
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Where can I download the latest versions of my Cirrus software?
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Where can I find training and support videos?
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How do I download NoiseTools?
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How do I organise my NoiseTools database?
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What’s the QR code for on my NoiseTools report?
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Firmware Update for Optimus/Optimus+ Sound Level Meters
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OLED Screen Degradation Information
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Powering the Optimus/Optimus+