Waterproof IP67 class 4inch 4Ohm 20watt multimedia speaker driver
Our products are widely used in home appliances,incar multimedia system,electric bicycles,medical devices,cordless phones,computers,security systems.The multimedia speaker solutions come in a variety of shapes and sizes.We can provide various mounting configurations and performance alterations to fit any industrial application.Our multimedia speakers produce excellent sound output (dB) at specified frequency ranges.This 4inch speaker is square,IP 67 class waterproof,4Ohm rated power 20watt max power 25watt.From product designing,purchasing and testing,every step is controlled strictly by our QC staffs in order to make sure the perfect quality of our products.
NO.
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Item
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Specification
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Condition
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1
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Dimensions
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105*105*55.5H mm
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2
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Nomial Impedance
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4±20% OHM
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DCR 3.6±15%Ω
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3
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Input power
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Rated:20W/ Max:25W
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At 8.9V /10V
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4
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Resonance Frequency
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90±20%Hz
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At 2.0V
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5
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S.P.L.
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83±3 dB(0.5W/0.5M)
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At0.8K/1.0K/1.2K/1.5KHz(Average)
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6
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Frepuency Range
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F0~15K
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Output S.P.L. -10dB
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7
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Distortion
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5%Max
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At 1.0KHz 0.1W/0.1M
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8
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Buzze & Rattle
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Not be audible sine wave between at 8.9V /F0~5KHz.
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9
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Polarity
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Diaphragm shall move forward.
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10
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Load test
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Must be normal after load test:white noise 48 hours.
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11
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High TEMP test
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After having been in a test chamber for 48 hours at the condition of
+60 ℃ 20~25% R.H and keep 2 hours.
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12
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Cold TEMP test
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After having been in a test chamber for 48 hours at the condition of
-25℃ ±3℃ and keep 2 hours.
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13
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Humidity test
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After having been in a test chamber for 48 hours at the condition of
+40 ℃ 90~95%R.H and keep 4 hours.
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14
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Drop test
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The speaker shall be dropped 2 times, clause 8 shall be satisfied.
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15
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Weld
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terminal weld: 350℃/≤2~3sec*2bit.
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16
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Store temp
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-25℃ To +60℃
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All the above parameters can be adjusted or customized according to customer requirements.
Shenzhen Xuanda Electronics Co., Ltd(XDEC) was founded in 2009 and is specializing in researching, designing, manufacturing of various speaker units and microphone units which are widely used for headphone, intercom, telephone, cordless phone,tablet-pc,notebook-pc, TV, navigator, headset, recorder, mini speaker, etc.
XDEC is located in Shenzhen, which is easy with air/sea transportation. XDEC has over 200 employees, and has become proven partner of many domestic and oversea customers by its strong researching and development capabilities, high quality and good service. In order to insure excellent quality and nice sound, XDEC always takes technical innovations as the driving force of sustainable development, and provides customers omnibearing design and engineering service from part development to final assembly.
XDEC has been adhering to business ideas of “Integrity, Quality, Innovation, Service”, strictly controlling every process of the production, stressing on R&D and quality control and introducing advance production equipments to meet customers’
demands.Sincerely we would like to cooperate with friends all over the world. XDEC will insist on top-quality and better servicein order to create the rapid development together with all friends.
Inner packing: EPE foam, Styrofoam or Blister packaging
Outer packing: Master carton
Delivery time: 15 days for normal orders, 10 days for urgent orders.
Delivery method: by express, by air or by sea.
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Main Product:
vibration speaker,
headphone speaker driver,
tablet speaker unit,
multimedia speaker unit,
soundbox speaker,
mylar speaker