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40mm Headphone Speakers 1 Pair(2Pcs) Basic Version For Bose Quietcomfort QC2 QC15 QC25 QC35 QC3 AE2 OE2 Studio Studo 2.0 Solo 2
40mm Headphone Speakers 1 Pair(2Pcs) Basic Version For Bose Quietcomfort QC2 QC15 QC25 QC35 QC3 AE2 OE2 Studio Studo 2.0 Solo 2
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SPECIFICATIONS
Brand Name: ELFINEAR
Item Type: speaker unit
Material: Plastic
Model Number: 402
Origin: Mainland China
Package: Yes

Product Description
*Note* Item sold by Pairs
Model G402
To provide clear cristal mylar paper for the unique driver unit,Mylar Cone Paper materials are imported from Japan
and which is made with precise single layer mold by Taiwan Manufacturer.You can see the difference with other drivers
directly,what's more, the carelessly pressed or transformed cone can return itself to normal after 2 or 3 hours,do not like
a most of easy demaged Mylar paper. This feature is very important to an expensive high quality speaker driver.
As usual, we keep our style to provide strong magnetical magnet to ensure the speaker driver powerful enough.what's more,
we leave two ajustable holes to balance the sound performance.
Parameters:
Mode: G402
Type: Dynamic
Use: HiFi
Construction: Coaxial composite
Magnetic circuit form: Internal magnetic formula
Frequency: full range
Rated power: 0.04 W
Impedance: 32 ohm
Frequency: 20-20KHZ
Directivity: the marked color point is the unit positive pole
Sensitivity: 116dB/W
SNR: 96dB
Distortion: 1 TMD%
Packaging:
2* Headphone Speaker unit
Instructions:
Please test the speakers with a multimeter before soldering.
The colored spot is for positive pole +, the other side is for negative -.
Soldering with less than 3 seconds. Otherwise, the voice coil or circuit board can be burned out easily.
















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