Steel frame car subwoofer speaker , 15 inch car audio subwoofer

This speaker belongs to subwoofer type , out diameter is 15 inch namely 389 mm , rated power 300 watts , could playing the frequency between 30 Hz to 1500 Hz , it is really a amazing product to the woofer lover . 

The speaker was build with high efficient magnetic transfer materials  ferrite magnet ,  65mm Til voice coil , which could bear the high temperature helps prolong it\'s working life , and can transfer the voice singal well , makes the speaker to be more real .  pp cone is a prefessional parts of subwoofer , it can bear the great shocking , help recovering the woofer voice . surrounding by foam materials , it is very light but with good seal function , helps the speaker not affect by others rubbish . the terminal use with spring device , make sure easy to install and connect well .

Applications:

Use for car audio system ,car refitting ..

Quality control for 15 inch steel frame car subwoofer spearer

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.

The advantages of Erisson :

1.  Erisson factory has more than one thousand models , update models very fast .

2.  Parameter of the products with great accurate , perfect design .

3.  Completely advanced testing machines ,quality assurance .

4.  Strictly managing system make sure delivery the goods on time .

5.  Sincerely providing best service , welcome various types of OEM and ODM orders .

Welcome to our factory .