8 2W 4020 Slim Display Laptop NdFeB Magnet Speaker Small DIY 4020mm Notebook Voice Broadcast Speaker LCD Monitor Speaker

Product parameter

8 2W 4020 Slim Display Laptop NdFeB Magnet Speaker Small DIY 40*20mm Notebook Voice Broadcast Speaker LCD Monitor Speaker

Remark:

PART NO.

PART NAME

MATERIAL

1

Frame

ABS

2

Plate

SPCC

3

Magnet

NdFe B

4

Voice Coil

Copper

5

Terminal

Gla Epoxy

6

Diaphragm

Cloth+Paper

7

Dust cap

Paper

8

Bullet

Silk cloth

Note: Accord with RoHS standard

SpeakerSpecification

Part No.

Customer No

Customer code

Our Part No

JY4020NS0820-H7.5

Revision

A

No.

Item

Specification

Testing Condition

1.

Rated Imp

8Ω ± 15%

At 1kHz 1.0Vrms

2.

Resonance Freq

1200Hz ± 20%

Without Baffle

3.

Output S.P.L.

91 ± 3dB

At 0.1m 0.1w1.0,1.5,2.0,3.0KHz

Average

4.

Rated Power

at2.0W

at4.0Vrms

5.

Max Power

at2.5W

at4.47Vrms

6.

Frequency Range

FO20kHz

7.

Operation

Must Be Normal at Rated Frequency Range

ProgramSource2.0W

FO~5kHz

8.

Buzzes & Rattles

Should not be audible buzz and rattle at Rated Frequency Range

SineWaveBetween at4.0 Vrms/ FO10kHz

9.

THD

10% Max

Rated Power Input 1000Hz

10.

Magnet

NdFeB

11.

Operating Temperature

-20 ℃ to +50 ℃

12.

Storage Temperature

-30 ℃ to +60 ℃

13.

Weight

30g

14.

ColdTest

Must be normal ar having been in a test chamber for 96 hours at the condition of-20 ℃ ±2 ℃ and then left 2 hours in a room.

15.

HeatTest

Must be normal ar having been in a test chamber for 96 hours at the condition of+50 ℃ ±2 ℃ 90~95% R.H and then left 2 hours in a room.

16.

Load Test

Must be normal ar load test : noise 1W 96 hours. At rated frequency range

17

Short Term Maximum Power test

Test for 1 hour under maximum power. Input shall be noise in rated frequency response. And the signal will be 1 second on, 59 seconds off, total 60 cycles at rated frequency range, Must be normal ar the test

18.

Polarity

WhenaDCsource ′ s"+"polarityisattachedtospeaker's"+"

polarity,"-" polarity is attached speaker's "-" polarity, the membrane will move forward. Red wire is “+”and the black wire is”-“.

19.

Drop Test

Drop the speakers contained in normal box onto a board 5mm thick 2 times from a height of 1.0m . Must be normal ar the test

20.

Terminalstrength

A static load of 5.0N shall be applied to the terminals for 10s in any direction between terminal block and frame and between terminal block and fasten terminal. Must be normal ar thetest

Dimensions

About shipping
Shipping and Packaging All it will be double checked and well packed before sending.It will be dispatched within 2 business days ar buyers pay for the order. It usually takes about 14 to 18 working days for delivering the package to the destination(for remote areas,it may take a little longer). 

Special Announcement:
Please fill in the correct and detailed consignee, address and phone number in the order. For fast and correct delivery.If you do not receive order within 30 working days,please feel free to contact Customer Service before leaving Negative and Neutral Feedback, we will do our best to help you resolve the problem.TaxNo, you will only pay what is quoted as total cost at checkout, no more. You are not expected to pay any additional duties ores. If you are asked by Customs or our logistic partner to pay duties, please contact our Customer Service .

Your 100% satisfaction is very ant to us
If the product is not on good condition, You can return this product within 14 working days, please contact customer service center before returning.FeedbackYour satisfaction is our first priorityIf you receive the order and it is in good condition,we would be grateful if you would leave us 5 star Positive Feedback for the transaction.