Help Guide
How to Use
Portable Headphone Amplifier
PHA-1A
Making connections
Connecting to a WALKMAN
Connecting to an Xperia
Connecting to an iPhone/iPad/iPod
Preparing and connecting with Windows computer
Preparing and connecting with Mac
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How to Use
Getting Started
Making connections
Listening to music
Information
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Troubleshooting
Troubleshooting
Headphone amplifier
Connected device
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List of Topics
How to Use
Troubleshooting
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