3 inch speaker 77cm 8ohm 5W waterproof loudspeaker DX77W01-H28-45P40-8

Categories	waterproof speaker
Place of Origin:	China
Brand Name:	DX
Model Number:	DX
Certification:	ROHS/ISO9001:2008
Price:	FOBShanghai USD
Packaging Details:	Carton
Delivery Time:	15 Days after receiving your payment
Payment Terms:	T/T,L/C
Supply Ability:	3000000pcs per month
MOQ:	3000pcs

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Company Info.

Changzhou Duoxing Electronics Co,.Ltd

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Nominal Size	77mm+/-0.2	Total Height	28mm+/-0.5
Impedance	8 ohm +/-15%	At 1000Hz 1.0V
Resonance FO.	270 Hz +/- 20%	Without baffle
S.P.Level	88 dB +/- 3dB	At 600, 800, 1K, 1.2K
Response	FO.8000 Hz +/- 10dB	Output S.P.L. +/- 10dB
Input Power	Nominal Input 5 w	Maximum Input 8 w
Buzzer & Rattles	Must be normal	Sine Wave 3.53v
Load Test	Must be normal	White Noise 2 w 100 Hours
Heat Test	Must be normal	Keep 96 hours at 60+/- 2 C 20-25% R.H. then
Heat Test	Must be normal	removal back to normal temperature for 1 hour
Humidity Test	Must be normal	40 C+/-2 C 90-95% R.H. 18hr
Cold Test	Must be normal	-20 C+/-2 C 90-95% R.H. 48hr
Distortion	< 7% Maximum	Related Power Input 1000 Hz
Total Flux	Maxwell
Magnet	dia 45 x dia 22 x H8
Voice Coil Size	dia
Remark	Foam edge

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loudspeaker

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