Delivery Time:30-35 days
Certification:ROHS

3\" full range multimedia loudspeakers , neodymium hifi speakers

Quick Detail:

1. Function : multimedia loudspeaker
2. Type : Full range
3. Outer diameter : 78mm ( 3\" )
4. Impedance : 8ohm
5. Rated power : 20w
6. Max power : 40w
7. SPL : 82dB @ 1w/1m 2.83v
8. Frequency range 85HZ-20KHZ
9. Certification CE, ISO,RoHs
10. Place of original : Dongguan , China (mainland)

Description:

3\" square plastic frame ,Hi end full range speaker ,high performance N48 grade ,high quality neodymium

design .it is Low bass ,low Fs 85HZ,Low distortion ,high frequency to 20KHZ.

The cone and the dust cap all are black anode aluminum materials,1\" voice coil ,Aluminum bobbin

This model speaker is OEM add our new idea and customer\'s comments ,now it get very good sound 

the first this model we keep it have good low bass effect ,midrange is very mellow , clearly high 

frequency range , convenient &light install ,slim appearance ,

it can make 4ohm and 8om .

Applications:

Multi function se for labyrinth sound box , sound bar ,wireless products ,bluetooth speaker ,bluetooth

system ,Hi-fi speaker ,multimedia .hi end products design .currently we would like to make them use

for one box mounting two piece,square cabinet for wireless bluetooth system .keep a perfect sound .

it is similar with Tymphany speaker .

aluminum column speakers .

Specifications:

NO.	Item	Specification
1	outside diameter	78×78mm
2	voice coil impedance	6.2 Ω
3	voice coil size / material	25mm / ASV
4	cone / edge	aluminum cone / rubber surround
5	resonant freq (FO)	100 Hz ± 20%Hz
6	output S.P.L.	82±3dB mean value (1M/1W )
7	freq response	85 Hz ~20K Hz
8	rated power input	20 watts
9	max power input	30 watts
10	neodymium magnet	Neodymium
11	weight	220 g / 7.8 oz

Mechanical drawing:

Quality control for 3 inch full range multimedia loudspeaker

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.

Below are the testing machine  :

The advantages of Erisson speaker factory :

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 .