Professional tuning solution 28x8mm 4Ohm 2W intercom speaker
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$0.692000-2999 Piece/Pieces
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$0.593000-4999 Piece/Pieces
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$0.49≥5000 Piece/Pieces
- Transportation:
- Ocean, Land, Air, Express
Your message must be between 20 to 2000 characters
Contact Now| Payment Type: | T/T |
|---|---|
| Incoterm: | EXW |
| Transportation: | Ocean,Land,Air,Express |
This is a mylar speaker unit,dia 28mm,plastic bracket,4ohm,rated power 2watt, max power 2.5watt.This one speaker can have a nice full range sound,size is small and thin,so it very suitable to use in reading pen speaker,pen recorder speaker,some clients also use it in security products,like door acces speaker,emergency phone,intercom speaker,DVD speaker.And it can have a nice mdirange,people sound is very clear,so also common used in car navigator speaker,GPS speaker,radar speaker,and so on.Meanwhile,we XDEC speaker also have other size thin speaker,like 13mm-57mm,variouty of speaker included mylar speaker,multimedia speakers,headphone speaker,vibration speaker and other small speaker.Accept OEM ODM,pls contact me with your details requests so that we can advice you most suitable speakers.
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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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φ 28*8.0H mm
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2
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Nomial Impedance
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4±15% OHM
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At 1.0KHz / 0.63V
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3
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Input power
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Rated:2.0W/ Max：2.5W
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At 2.83V /3.16V
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4
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Resonance Frequency
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470±20%Hz
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At0.63V
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5
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S．P．L．
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90±3 dB(0.1W/0.1M)
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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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F0~20K
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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 at2.83V /200~5KHz.
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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 speak 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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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.
XDEC: 3000pcs for one model.
Q2.Do you support OEM and ODM services?
XDEC: Yes, we can customize products according to the drawing.Many things to be considered and discussed before a product come into mass production. We help you to ' Print Your Idea '.
Q3. What are the payment methods?
XDEC: T/T, PayPal, Western Union, Money Gram.
Q4. What are the payment terms?
XDEC: 30% deposit in advance and 70% balance before delivery.
Q5. Can I get some free samples before mass production?
XDEC: Of course! We will be happy to send you free samples for your quality evaluation. You just need to bear shipping cost.
Q6. How long can I get the samples?
XDEC: Usually we make samples around 3-5 days, it also depends on your product and request.
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