20w 4 ohm car tweeter speakers , pure anode aluminum panel tweeter

Delivery Time:30 days
Certification:ROHS

4 ohm car tweeter speakers , pure anode aluminum panel tweeter

Quick Detail:

1. OEM & ODM : yes 
2. Type : tweeter
3. Outer diameter : 54.5 mm  ( 2\" ) 
4. Impedance 4 Ω
5. Rated power 20 w
6. Max power 40w
7. SPL 90dB @ 1w/1m 2.83v
8. Frequency range 800HZ-30KHZ
9. Certification CE, ISO,RoHs
10. Place of original :Dongguan ,China (mainland)

Description:

2\" alumium car tweeter .neodymium tweeter ,high quality tweeter.FT alumium panel and alumium rotary knob.

ODM design 54.5mm (2inch) diameter high performance neodymium slim tweeter , low distortion ,this high

quality tweeter use for car .smart appearance design from precision pure anode alumium panel and ring machining ,alumium ring design provide simple convenient installation ,import dual ring silk diaphragm

with good heat dissipation voice coil assembly that can extension high frequency range arrival 30KHZ.the

specialy design for plastic cover that is thermostability ABS material maked ,designed for a good parameter ,

low distortion ,injection good quality magnetic fluid can reduce voice coil temperature and improve the speaker power to bear ability, to improve the frequency response of the speaker, helps keep voice coil center position,

and reduce the distortion and power compression effect, improve the dynamic performance, prolong the

service life of the speaker.high sensitivity that have a good quality sound ,clearly and warmth ,no noisy .

Voice coil with diaphragm assembly workmanship  

Tweeter test equipment

Applications:

Use for car ,auto refitting

Specifications:

NO.	Item	Specification
1	outside diameter	Φ54.5mm (2-inch)
2	voice coil impedance	4 Ω
3	voice coil size / material	25mm / ASV
4	cone / edge	silk diaphragm
5	resonant freq (FO)	800 Hz ± 20%Hz
6	output S.P.L.	88±3dB mean value (1M/1W )
7	freq response	800 Hz ~30K Hz
8	rated power input	20 watts
9	max power input	40 watts
10	neodymium magnet	Φ25mm
11	weight	110.4 g / 3.9 oz

Mechanical drawing:

Quality control for 4 ohm car tweeter speakers
  

We have advanced instruments, subtle mold making technique..

Excellence in every detail, Strictly quality control. To ensure high quality, we have a professional QC team, 

products have to be repeat checking.

Process of inspecting the speaker

01. IQC: inspection of the raw material;

02. QC: fully inspection of the board, and IPQC check the correctness of the processing of every worker;

03. QC: fully inspection of the products, IPQC check the correctness of the processing;

04. IPQC inspection of the charger aging;

05. IPQC inspection of the packing;

06. QA final inspection of the products and determination of shipment.