40MM speaker unit Headphones accessories 16 core DIY headphone speakers 32ohm
?1 pair =2pcs
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repair headphone video
https://www.youtube.com/watch?v=RmU0SrpzSI0
Category: Electric (dynamic)
Uses: High fidelity (home)
Shape: Round
Composition: Coaxial compound
Diaphragm Material : Non-paper
Magnetic circuit form: magnetic type
Frequency characteristics: Medium (high) frequency
Rated power: 0.05W
Rated impedance: 32ohm
Frequency response: 20Hz-20kHz
Directionality: Headphones
Sensitivity: 110dB/W
Diameter: 40mm
Using 40MM bracket, 20U cup, 16-pin voice coil is the key to the edge of the diaphragm R angle ring with PET16U middle ball with PEN19U composite molding, edge PET makes the bass more harder, the middle PEN rigid, so that it can play Out of the perfect treble
![1](https://ae01.alicdn.com/kf/HTB1Vhd3gy0TMKJjSZFNq6y_1FXaE.jpg?size=312545&height=800&width=800&hash=14915ea20a8d6d2010d94b29846c5626)
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![3](https://ae01.alicdn.com/kf/HTB1NJ95bovMR1JjSZPcq6A1tFXah.jpg?size=302658&height=800&width=800&hash=4754badb7c4bd37e7b95705cbc944300)
![4](https://ae01.alicdn.com/kf/HTB1L8dAaTJ_SKJjSZPiq6z3LpXaa.jpg?size=305983&height=800&width=800&hash=6229f15f08c58887fd04f84a71885e1e)
![5](https://ae01.alicdn.com/kf/HTB1ASqtg43IL1JjSZPfq6ArUVXaN.jpg?size=335865&height=800&width=800&hash=aaee61f8fd0f9abdb876812997efebd2)
![6](https://ae01.alicdn.com/kf/HTB1H99wg1ALL1JjSZFjq6ysqXXaf.jpg?size=321263&height=800&width=800&hash=fe431d2c500bba570dfa36442bd35e31)
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