Delivery Time:30-35 days
Certification:ROHS

2.75\" silk dome home theatre speaker systems , neodymium tweeter

Quick Detail:

1. OEM / ODM : yes  
2. Type : tweeter
3. Outer diameter : 70mm (2.75\")
4. Impedance 8 Ω
5. Rated power 15 w
6. Max power 40w
7. SPL 91dB @ 1w/1m 2.83v
8. Frequency range 880HZ-30KHZ
9. Certification CE, ISO,RoHs
10. Place of original :Dongguan ,China (mainland)

Description:

2.75\" hi-end home theatre tweeter,high performance nedoymium tweeter ,black silk diaphragm .8ohm rms 15w

The tweeter panel is ABS plastic materials ,black painted steel cover ,this high quality tweeter design,why do I say ?cuase it is high sensitivity 91dB ,Low distortion ,low Fs 880Hz,high frequency range extend to 30KHZ.

it has smart appearance and convenient install ,so far this model use for different Hi-Fi system.the customer

can according this tweeter parameter and frequency responsble to design all kinds of cabinet and enclosure ,bookshelf ,and to adjust the crossover circuit .anyway ,it can get a good quality sound box .

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

Tweeter test equipment

Applications:

This tweeter Hi end ,Hi-Fi system speaker foucs on playing the frenquency between 880 Hz to 30k Hz , when expressing the voice , that\'s sound clear , crisp and delicate tone , do not mixed with other music . Suit for

home theatre ,meeting room , shop ,and , bookshelf ,desktop ,floorstanding speaker ,exhibition room etc

indoor place .

Specifications:

NO.	Item	Specification
1	outside diameter	Φ70mm (2.75-inch)
2	voice coil impedance	8Ω
3	voice coil size / material	25mm / KSV
4	cone / edge	silk diaphragm
5	resonant freq (FO)	880 Hz ± 20%Hz
6	output S.P.L.	91±3dB mean value (1M/1W )
7	freq response	880 Hz ~30K Hz
8	rated power input	15 watts
9	max power input	30 watts
10	neodymium magnet	Φ25mm
11	weight	75 g / 2.7 oz

Mechanical drawing:

Quality control for 2.75\" silk dome home theatre speakers systems
  

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