Where are you from?
North American
South American
Europe
Asia
Africa
Oceania
Age
20 years old below
20-30 years old
30-40 years old
40-50 years old
50 years old above
How often do you use headphone?
What kinds of headphone do you like?
In-earphone
Head-arch
back-headphone
Where will you buy the headphone?
Mobile Brand shop
Shopping mall or super market
Online shop
How often do you buy the new headphone?
1-3 months
4-6 months
6-12 months
Over 1 year
Why you will change the old one? (Multiple choice)
Quality issue
Sound not good
Design is old
Want other brands
The important things you may think that when you buy a headphone (Multiple choice)
Brands
Sound quality
Price
Design
After-sales
What prices you would think it is good price for a bluetooth headphone?
Lower than $20 USD
$20-$50 USD
$50-$100 USD
Above $100 USD
Other currency
What prices you would think it is good price for a kids headphone?
Lower than $10 USD
$10-$15 USD
$16-$20USD
Above $20 USD
Other currency
What is your favourite brands of the headphone?
The points you will concern when you buy the headphone for your kids (Multiple choice)
Safety
Colors
Sound quality
Appearance
Price
What performance you think it is important for headphone?
Noise canceling
Waterproof
Sleeping
HiFi
What colors you like for headphone?
Black
White
Golden
Grey
Other
Which way you will choose to know about the news for headphone?
Advertising
Learn from friends
Online
Other