Kingwei Electronic Co., Ltd.: Huizhou, Guangdong, China; Main products: Buzzer, Microphone, Siren, Sperker

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Kingwei Best Active Electrical Multimedia Speaker System Drivers

FOB Price

Negotiable / Piece

100 Pieces(Min.Order)

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Product Details

Brand Name	Kingwei		Place of Origin	China
Model Number	KW4019SA850A-4E		Type	Speaker

1. General

Out-Diameter	40*40mm
Height	19mm
Weight	16gr
Operating Temperature Range	-30~+70oC without loss of function
Store Temperature Range	-40~+80oC without loss of function

2. Electrical and Acoustic Characteristics

No	ITEM	SPECIFICATION	TEST CONDITION
1	Impedance	8Ω±15%	AT 2kHz
2	Output Power	86±3db	At AVE 0.6K, 0.8K, 1K, 1.2K (Hz)
3	Resonance Frequency	230Hz±20%	At Fo, 1V
4	Freq Respones	Fo-20KHZ	OUTRUTS.P.L±10db
5	Input Power(NOM.)	5.0 W(White noise with JIS filter) 1 minute, 10 times at intervals of 2 minutes
6	Input Power(MAX.)	6.0W (White noise with JIS filter) 1 minute, 10 times at intervals of 2 minutes
7	Audible Noise	Must be free audible noise (buzzes and rattles) (100Hz~5000Hz frequency range, input level up to 2.0Vrms)
8	Magnet	Rare earth permanent (Nd-Fe-B) magnet φ12*3.0mm
9	Voice Coil	Diameter 13.28mm
10	Distoriton	≤5%Max

3. Product Overview

4. FAQ

1）Is your parts new and original ?

Answer : Yes !Our parts could accept any kinds of testing , if there is any quality problems we will take responsible .

2）What is your lead time ?

Answer: For in-stock product, we will send out after we receive your payment.

3) Can you provide samples?

Answer：Yes,we can provide 5 pcs free sample but you would bear the freight.

4) Do you support OEM and ODM services?

Yes, we can customize products according to the drawing.

Kingwei Electronic Co., Ltd.: Contact nameKim
Chat Now; AddressHuicheng Distric, Huizhou, Guangdong

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