A Questionnaire About Linear Power Supply

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Distinguished FiiO users,
Since the M17 and K9 Pro have entered the market, we have constantly received feedback from our users, suggesting that we produce linear power supply ourselves. To better know your needs, we made a questionnaire and would like to invite you to fill it in. Thank you so much for your support.

1. Which output voltage/current standard do you need the most? (Multiple answer) *

15V 2A/3A

12V 2A/3A

5V 2A/3A

Other:

Required

2. Are you going to use the linear power supply for a FiiO device? (Multiple choice) *

K5 Pro

M17

Other:

Required

3. Which price range can you accept for linear power supply? *

A linear power supply that can meet the basic functional requirements, with the price as lower as possible.

A linear power supply that uses better materials with appropriate output power and an affordable price.

A linear power supply that uses the best materials with higher output power. I don't care much about the price.

4. Do you have any ideal linear power supply? Which one do you want the most? (Gap filling) *

5. Do you have any suggestions about linear power supply products? (Gap filling) *

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