Delivery Time:30-35 days
Certification:ROHS

45mm 4 ohm home theatre speaker systems , home audio tweeter

Quick Detail:

1. OEM / ODM : yes 
2. Type : tweeter
3. Outer diameter : 48mm  ( 2\" )
4. Impedance 4Ω
5. Rated power 15 w
6. Max power 30w
7. SPL 90dB @ 1w/1m 2.83v
8. Frequency range 750HZ-20KHZ
9. Certification CE, ISO,RoHs
10. Place of original :Dongguan ,China (mainland)

Description:

2\" hi-end tweeter,high performance nedoymium tweeter,anode pink alumium horn cavity .steel back cover . 

The diaphragm is very especially ,it is rubber cloth materials ,it can get a good quality sound and rigidity .this is different with before silk & aluminum & titanium ..diaphragm.

Low Fs 750 HZ,smart and slim appearance .it use for high quality home audio system ,can use for 2way and 3way sound box design. 

 our company very attach importance to the tweeter\'s workmanship ,like as diaphragm with voice coil assembly ,we have precision equipment and gauge service to production .the same we use import high temperature glue to adhesive  .

Voice coil with diaphragm assembly workmanship

Applications:

This tweeter Hi end ,Hi-Fi system speaker foucs on playing the frenquency between 750 Hz to20 kHz , Suit for home theatre ,meeting room , shop ,and bookshelf ,desktop ,floorstanding speaker ,exhibition room ,sound bar ,stereo sound system, etc indoor place .

Specifications:

NO.	Item	Specification
1	outside diameter	Φ48mm (2-inch)
2	voice coil impedance	3.6 Ω
3	voice coil size / material	25mm / KSV
4	cone / edge	rubber cloth diaphragm
5	resonant freq (FO)	750 Hz ± 20%Hz
6	output S.P.L.	90±3dB mean value (1M/1W )
7	freq response	750 Hz ~20K Hz
8	rated power input	15 watts
9	max power input	30 watts
10	neodymium magnet	Φ25mm
11	weight	91 g / 3.2 oz

Mechanical drawing:

Quality control for 48mm 4 ohm home theatre 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.

Testing machines :

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 .