Delivery Time:30-35 days
Certification:ROHS,CE

4 Inch 30 Watts Car Subwoofer Speaker , 4ohm Car Audio Woofer Speakers

Quick Detail:

1. 4\" round speaker
2.Type:woofer
3.Outer diameter:115mm (4\")
4.Impedance 4Ω
5.Rated power 30 w
6.Max power 60w
7.SPL 86dB @ 1w/1m 2.83v
8.Frequency range 52HZ-5.5KHZ
9.Certification CE, ISO,RoHs
10.Place of original :Dongguan ,China (mainland)

Description:

4\" multimedia loudspeakers ,4ohm rms 30w ,

This speaker belongs to multimedia loudspeakers ,4 inch round basket ,the diameter is 115mm ,

And the cone is rubber surround with paper cone ,the frequency range 52HZ-5.5KHZ .sensitivity 86dB .this is good for enclosure mounting and good for the multimedia loudspeakers design .

4\" good bass multimedia loudspeakers .

Applications:

This woofer speaker use for home audio system and multimedia loudspeakers ,convenient install ,it can with a low bass speaker and tweeter configuration . no matter play what kind of music , that\'s sounds clear , crisp , true, no mixed music , inner with the sealed conditon you will sounds the voice is very perfect .

Specifications:

NO.	Item	Specification
1	outside diameter	Φ115mm (4.5-inch)
2	voice coil impedance	4 Ω
3	voice coil size / material	25mm / ASV
4	cone / edge	paper cone / rubber surround
5	resonant freq (FO)	52 Hz ± 20%Hz
6	output S.P.L.	86±3dB mean value (1M/1W )
7	freq response	52 Hz ~5.5K Hz
8	rated power input	30 watts
9	max power input	60 watts
10	weight	316.5 g / 11.2 oz

Mechanical drawing:

Pictures of the speaker

Focus :

We know buy stuff from a stranger , here will have much worries , worry about the

quality, worry about delivery time , worry about service ,worry about your company

is real or not ?

1. How do you control the quality ?

-We have a professional QC team , since the material come in till the speaker send out , the

details of every aspect will be full check.

- We have advance much test equipments , every speaker will check via the equipment, no

defective will be send out.

-Our company have a nice quality control managing system that have strict management of

products and staffs, base on those , our company got ISO9001:2008 certificate.

Test equipment

2. How you make sure arranging shipment on time ?

Our delivery time was decided according to our production condition, once we made the delivery

time we must arrange the shipment at that time , we have a system to check the production

progress , any problems happened we can solve it soon.

3. When problems happend how you solve it ?

Every customers complaints will be solved by our boss personally,At first he will find who should be responsible for this, then analysis what cause this problems happened and solve it .

4. About your company .

Our company was established in 2005 , covering 8000 square meters , annual marketing turnover about 8 million dollors , engineer deparment have 7 staffs , QC team have 11 staffs, total have 120 staffs.

The business license

All we hardworking is to satisfy your requests.

Your business relationship with us will be confidential to any third party ..