18 Inch 400 Watts Professional Audio Speakers Auto Mid Bass Speakers

Delivery Time:30-35 days
Certification:ROHS

18 inch powered pa speakers , 400 watts professional speaker

Quick Detail:

1. OEM & ODM : yes  
2. Type : pa speaker , midbass
3. Colo r: black 
4. Impedance 8ohm
5. Spl 98dB
6. Frequency range 28HZ-3KHZ
7. Rated power 400w
8. max power 800w
9. Certification CE, ISO,RoHs
10. Place of original :Dongguan ,China (mainland)

 

Description:

This speaker belongs to professional midbass , out diameter is 18 inch namely 460mm , high rated power 400 watts ,  playing the frequency between 28 Hz to 3000 Hz . 

The speaker was build with high efficient magnetic transfer materials  ferrite magnet ,  100mm KSV voice coil , which could accept the voice signal well and anti-high temperature , prolong the speaker\'s working life ; paper cone let the voice to be more real and powerful , by collocation with cloth surround , the dust and other rubbish won\'t come inside to affect the speaker quality ; the basket is grilling steel , which is a very hard materials and anti-corrosion .

Applications:

This 18 inch midbass pa speaker can be used in big singing stage , home , theatre ,car etc where the place

need a high quality midbass type voice . owing the diaphragm is paper , it will affect the quality when touching water , so it is better using at indoor , if you have any change please let us know , we will try our best to meet

your request .

 
Specifications:

NO.	Item	Specification
1	outside diameter	Φ460mm (18-inch)
2	voice coil impedance	8 Ω
3	voice coil size / material	100mm / KSV
4	cone / edge	paper cone / cloth surround
5	resonant freq (FO)	28 Hz ± 20%Hz
6	output S.P.L.	98±3dB mean value (1M/1W )
7	freq response	28Hz ~3K Hz
8	rated power input	400 watts
9	max power input	800 watts
10	ferrite magnet	Φ220mm

Mechanical drawing:

Quality control for 18 inch powered pa 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.