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Company Profile
DONGGUAN KOLLSUN INDUSTRIAL & INVESTMENT CO.,LTD
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Who we are
Kollsun,a acoustic company founded in 2001,who is mainly engaged in the design, manufacturing, and sales of acoustic products. Our main focus are on headphones, earphones, Mini speakers. We are rich experienced and dedicated in studying of Acoustics, Wireless, ANC, hearing aid etc for many years. All of our products are supplied based on ODM/OEM and we started to develop self brand since last year.
Our Vision
To be a world –class electro-acoustic group.
Our Strengths
We are fully committed to our customers in offering our 'sound-in-one' service, a one-stop total solution for the creation of leading edge product design and development, with dedicated production lines for un...

Featured Products
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KS-MH120

KS-MH120

Speaker driver unit:   Φ40mm
Frequency:   20-20KHz
Sensitivity:  118±3dB
Impedance:&...

KS-USB5074

KS-USB5074

SPECIFICATIONS:


2.0 USB Headphone with Mic Function


Microp...

KS-ME102

KS-ME102

Speaker driver unit:  Φ10mm 
Frequency:   20-20.000Hz    
Sensitivity: ...

KS-3641

KS-3641

 
KS-3641           
SPECIFICATIONS:    
1.Wo...

MP3 Earphones KS-S680

MP3 Earphones KS-S680

KS-S680
SPECIFICATIONS:
alanced Stereo Earphones
Speaker size: Φ10mm dia.dome
Frequency Response:20Hz to 20KHz
Impe...

Wireless Headphones KS-TW970

Wireless Headphones KS-TW970

 
KS-TW970
FEATURES:
1.       ultra-high frequency, high fidelity
2.   ...

Stereo Bluetooth Headphone KS-HB850

Stereo Bluetooth Headphone KS-HB850

Performance
Type :Stereo Bluetooth Headphone
Bluetooth Version:2.0V
Feasible distance:within 10m
Weight:67.8g
Calling t...

KS-T707A

KS-T707A

SPECIFICATIONS:


Speaker size: Φ40mm mylar speaker


Impe...

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