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DAC/headphone amp-Invitation for an online interview
录音中...
We invite you to participate in our online interview to share your
experiences purchasing and using
DAC/headphone amps
. We are
Fosi Audio’s
R&D and user research team. If interested, please complete the application questionnaire for
3-5 minutes
. Your feedback will help us improve our products.
Interview Reward: Participants will receive
a product, coupon, or cash
valued
at
$80-150
, depending on the interview length.
Interview Details:
Format:
Online Zoom video meeting
Duration:
40-80
minutes
Please rest assured that all survey information will be used solely for product research and remain confidential. After the study concludes, all data will be destroyed.
We will select over
20% of users
who carefully complete the application questionnaire to
receive
a 20% discount coupon
for our products.
*
Are you an audiophile?
Not at all: I don't have specific requirements for audio equipment or sound quality.
A little bit: I enjoy good sound quality, but I don't invest much time or money in audio equipment.
Yes: I purchase some high-quality audio equipment and pay attention to improving sound quality.
Absolutely: I invest a lot of time and money in audio equipment, constantly pursuing the best sound quality, and frequently tweak and upgrade my setup.
Other, please specify
*
How long have you been an audiophile?
Less than 12 months
1-2 years
3-5 years
5-10 years
More than 10 years
*
Which of the following audio equipment have you purchased/used?
[Multiple]
Headphones
Speakers
Subwoofer
Microphone
Sound source equipment
Receiver
Tuner
Streaming player
Turntable
CD player
Tape player
Other device
DSP
Headphone amplifier
Power amplifier
DAC
DAC Headphone Amp
Preamp
Other
None of all above
Other (please specify)
*
Where do you primarily use your audio equipment?
[Multiple]
Home theater room
On the go
Music room
Outdoor patio
Private club
Bedroom
In the car
Study room/Office
Gym
Garage
Living room
Other, please specify
*
What do you primarily use your audio equipment for?
[Multiple]
Professional music production and playback in a studio environment
Watching movies and TV shows
Dedicated music listening and enjoyment
Providing high-quality sound during family or social gatherings
Background ambiance music in public spaces
Background music for work, study, or daily life
Gaming
Other (please specify)
*
How many different setups do you regularly use from source to playback/listening equipment?
Please consider the device systems you use most often on a daily basis, not all of them.
1
2
3
4
5 or more setups
*
Which of the following best describes your approach to building your audio equipment system?
I'm just starting out with some audio equipment and have noticed some improvements in sound quality.
My current setup sounds great, but I'm always pursuing even better sound quality.
I'm constantly upgrading equipment to experience the new and different sound qualities they offer.
I'm interested in new products/technologies and regularly keep up with and purchase new gear to experience them.
Other (please specify)
*
What actions do you take to enhance your audio system's sound quality? (Select all that apply)
[Multiple]
Keeping up with the latest technologies used in audio equipment
Focusing on the build quality and materials of the equipment when purchasing
Selecting specific tracks to evaluate the sound quality of the product
Considering reviews and user experiences with the equipment
Focusing on the listening environment and ambiance, such as room acoustics and a comfortable listening space
Prioritizing music type and quality, seeking high-quality formats (e.g., CDs, vinyl, etc.)
Paying attention to equipment specifications like SINAD, THD, etc.
Other (please specify)
What specific tracks or music do you use for sound evaluation? Please list:
*
*
How many DAC/Headphone Amps do you currently own?
0
1
2-3
4-5
More than 5
*
What DAC/Headphone Amp brands do you own? (Select all that apply)
[Multiple]
RME
Fosi Audio
Chord
Topping
SMSL
Aune
iFi Audio
Fiio
Schiit
Other (please specify)
*
Please list the specific models of DAC/Headphone Amplifier devices you currently own, along with the other audio equipment connected to and used with these devices.
For example, In the study room, source devices like PC + DAC model + headphone model/amplifier model/speaker model, etc.
*
How satisfied are you with the DAC/headphone amp products you currently own?
Not satisfied at all.
Very satisfied.
0
1
2
3
4
5
6
7
8
9
10
*
Have you ever purchased a DAC/Headphone Amp?
Yes
No
*
How much did you spend on your most recent DAC/Headphone Amp purchase?
Less than $100
$100 - $200
$200 - $500
$500 - $1000
More than $1000
*
Where did you purchase your most recent DAC/Headphone Amp?
Audio specialty store (online)
Aliexpress
Shopee
Official website
Audio specialty store (physical store)
Kickstarter
Directly from the manufacturer
eBay
Walmart
Lazada
Amazon
Second-hand market (e.g., forums, classified ads)
Other (please specify)
*
Do you plan to purchase a new DAC/Headphone Amp within the next 12 months?
Yes
No
Not sure
*
If you plan to purchase, what is your budget?
Less than $100
$100 - $200
$200 - $500
$500 - $1000
More than $1000
*
Where do you usually get information about DAC/Headphone Amp products? (Select all that apply)
[Multiple]
Magazines and print media
Online forums (e.g., Head-Fi, Reddit)
Manufacturer websites
YouTube
X (https://x.com/home)
Audio review websites (e.g., What Hi-Fi?, SoundGuys, ASR)
Audio shows or exhibitions
Retail stores (in-store experience)
Facebook
Recommendations from friends or colleagues
Other (please specify)
Please list the online forums and review websites you primarily use to learn about DAC/Headphone Amp products.
*
What are the main factors that influenced your DAC/Headphone Amp purchase?
[Choose at most 5 items]
Price
Special technologies (e.g., R2R)
Customer support and warranty
Positive user reviews
Aesthetics
Portability
Specific features (e.g., Bluetooth, balanced outputs)
Sound quality
Compatibility with existing equipment
Reviews and recommendations from influencers
Brand reputation
Design and build quality
Recommendations from friends
Other (please specify)
*
Which reviewers or influencers do you primarily rely on for DAC/Headphone Amp recommendations?
(Please list the names of reviewers or influencers)
*
When evaluating the sound quality of a DAC/Headphone Amp, which of the following factors do you consider? (Select all that apply)
[Multiple]
Specifications and parameters or test results of the device
Components and materials used in the product
User experience and reviews e.g. Amazon reviews
Reviews and assessments from professional reviewers e.g. ASR test data
Personal listening experience
Brand reputation
Other (please specify)
*
What parameters or test results do you primarily focus on when considering a DAC/Headphone Amp?
[Multiple]
Power output
SINAD (Signal-to-Noise and Distortion ratio)
THD+N (Total Harmonic Distortion + Noise)
Maximum sampling rate (PCM/DSD)
Jitter noise and spectrum
Other (please specify)
*
Which components and materials do you primarily focus on when evaluating a product? (Select all that apply)
[Multiple]
DAC chip
USB chip
Headphone amplifier chip
Other (please specify)
*
Which brand of DAC chip do you prefer?
[Choose at most 2 items]
Texas Instruments (TI) PCM series
Cirrus Logic CS series
AKM (Asahi Kasei Microdevices) series
ESS Technology Sabre series
Other (please specify)
*
What input interfaces do you need in a DAC/Headphone Amp? (Select all that apply)
[Multiple]
Optical (OPT)
Coaxial (COAX)
USB
4.4mm
XLR
RCA
Other (please specify)
*
What output interfaces do you most need in a DAC/Headphone Amp?
[Choose at most 5 items]
3.5mm
2.5mm
XLR
XLR-4
AUX
Optical (OPT)
4.4mm
6.35mm
Coaxial (COA)
RCA
Other (please specify)
*
Which features are most important to you when selecting a DAC Headphone Amp?
[Choose at most 5 items]
Built-in display
Upsampling
Pre-amp functionality
MQA support
Swappable op-amps
Bluetooth connectivity
VU meter
High-resolution audio support (e.g., DSD, PCM)
Tube amplification
Built-in battery (for portable use)
Remote control
USB charging
Balanced outputs (e.g., XLR, 4.4mm)
Other (please specify)
*
What are the primary reasons for considering a new DAC/Headphone Amp purchase? (Select all that apply)
[Multiple]
Expanding my audio setup
Upgrading sound quality
Replacing old or malfunctioning equipment
Adding new features (e.g., Bluetooth, balanced outputs)
Trying a new brand or model
Other (please specify)
What does your ideal DAC/Headphone Amp look like? Please describe based on the following aspects:
Price:
Design, style, and size:
Input interfaces:
Output interfaces:
Sound quality:
Additional features:
Other:
*
How many headphones do you currently own?
0
1
2-3
4-5
More than 5
*
What types of headphones do you own? (Select all that apply)
[Multiple]
Closed-back headphones
On-ear headphones
Open-back headphones
Noise-cancelling headphones
Over-ear headphones
In-ear monitors (IEMs)
Wireless headphones
Other (please specify)
*
What are the primary headphone brands you own? (Select all that apply)
[Multiple]
Bose
Audio-Technica
AKG
Sennheiser
Focal
HIFIMAN
Audeze
Sony
Grado
Beyerdynamic
Shure
Other (please specify)
When purchasing a DAC/Headphone Amp, do you consider how it will pair with your headphones? If so, do you have any method to make sure the DAC headphone amp can match your headphones well?
Have you encountered any issues with your current DAC/Headphone Amp setup? Do you have any specific suggestions or feedback?
*
If you participate in our interview project, what type of compensation would you prefer?
[Multiple]
Cash $80-120
Equivalent value or slightly more than $100-$150 Fosi Audio product (please specify which product you would need)
A $100-150 product coupon
Other (please specify)
Basic information
*
Your age:
Under 18
18-24
25-34
35-44
45-54
55-64
65 and over
Your name:
*
*
Your gender:
Male
Female
Non-binary/Non-conforming
Prefer not to say
Other (please specify)
*
Your region:
North America
Europe
Australia
Japan/South Korea
Russia
Brazil
South Africa
Asia
Southeast Asia
Other (please specify)
*
What's your time zone?
We will schedule the interview according to your time zone.
*
What was your total household income before taxes during the past 12 months?（$）
$15,000 and below,
$15,001 ~ $30,000
$30,001 ~ $50,000
$50,001 ~ $70,000
$70,001 ~ $100,000
$100, 001 ~ $120,000
$120,001 ~ $200,000
Above $200,000
I prefer not to say
*
What is your ethnic origin?
*Please select the ethnicity that best describes your origin. If you feel uncomfortable or prefer not to disclose, please select the 'Prefer not to say' option.
American Indian or Alaska Native
Asian
Black or African American
Caucasian / White
Latino /Hispanic
Mixed / Multiple Ethnic Groups
Any other racial （please specify）
I prefer not to say
*
What is your highest level of educational attainment?
Below associate degree
Associate degree
Bachelor's degree
Master's Degree and above
I prefer not to say
*
What is your current working status?
Employed full-time
Employed part-time
Self-employed
Currently not employed, but actively seeking work
Retired
Homemaker
Student
Other
What is your job title? （If you are retired, please tell us your previous job title）* If you prefer not to say, you can skip this question.
*
How did you find out this survey?
[Multiple]
Audio Science Review
Reddit
Youtube
Facebook group
Email
Share by your friend/family
Instagram
Fosi Audio website
X(Twitter)
Other
Please provide us with your FB profile link (or FB name). link
*
* We will contact you via Facebook or Email. Please provide a valid FB.
Please provide us with your email address. address
*
* We will contact you via Facebook or Email. Please provide a valid email
Please provide us with your phone number.
*
* Preferably you can be found on WhatsApp by phone number.
*
What type of music do you usually like to listen to?
[Choose at most 5 items]
Punk Rock
Blues
Classical
Folk
Pop
R&B
Jazz
Country
Rap/Hip-Hop
Gospel/Choir
Hard rock/Metal
Classic rock
Others（Please specify）
What specific music do you usually like to listen to? (can be specific genres or tracks)
What audio source equipment, speakers, amplifiers, preamplifiers, etc., do you usually use in your living or study room?
Including DAC/headphone amp system devices you have already filled in the previous questions can be ignored.
Evaluation object score
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DAC/headphone amp-Invitation for an online interview
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