Waterproof Raw Audio Speakers 20W 4ohm 120mm Round Shape Big Full Range Woofer

• Customization: Available
• After-sales Service: 24 Months
• Warranty: 24 Months
• Model NO.: YD120-9
• Material: Metal
• Color: Black
• Feature: Full Frequency
• Function: Micro Speaker
• Application: Car Speaker etc
• Transport Package: 1000 Pieces Per Carton
• Specification: metal
• Trademark: Yuesonic
• Origin: China
• HS Code: 8518290000
• Production Capacity: 300000 Pieces Per Month

Product Description

Power 20W 4ohm 120mm round shape big size hot sale grey low frequency full range waterproof car truck speaker with CE
1.Specifications

Sound pressure	88±3(A)AT 1m/1w
VOICE COLL IMP	4Ω
RESONANT FREQ	110±20% HZ
Temperature	-25°C ~ 55°C
RATED POWER	20W
MAX POWER	40W
Weight	560g

2. Description

NO.	ITEM	SPECIFICATION	TESTING CONDITION
1	NOMINAL SIZE	φ120MM
2	VOICE COLL IMP	4Ohm ±15%
3	RESONANT FREQ	fo 110±20% HZ
4	OUTPUT S.P.L	88±3dB	AT 1m/1w MEASUREMENT
5	FREQ RESPONSE	fo~ 4K Hz   -10dB	-10dB
6	RATED POWER	20W
7	MAX POWER	40W
8	DISTORTION	≤ 7 %Max
9	OPEARTION	MUST BE NORMAL	PROGRAM SOURCE 0.1 W
10	NOISE	MUST BE NORMAL	SIN WAVE 3.1 V
11	HEAT TEST	AFTER TEST MEET ITEM 8,9	55± 2ºC 16 HOURS
12	HUMIDITY TEST	AFTER TEST MEET ITEM 8,9	40±2ºC 90~95%RH 48 HOURS
13	LOAD TEST	AFTER TEST MEET ITEM 8,9	15W 100 HOURS
14	MAGNET	Ф70XФ32X10 MATERIAL SIZE
15	TOTAL FLUX	MAX WELL
16	FLUX DENSITY	GAUSS
17	POLARIZATION	When a positive DC current is applied to the terminal marked(+),diaphragm shall move forward
18	NET WEIGHT	560g

Packing & Delivery

46.5*42*32 cm
1000 pieces per carton
Neutral packing