Цифровой динамик для пианино 4 Ом 3 Вт низкочастотный
- Категория: Sports Gloves >>>
- Поставщик: Changzhou,Alpha,Electronics,Co.,Ltd.
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Описание и отзывы
Трекер стоимости
| Месяц | Минимальная цена | Макс. стоимость |
|---|---|---|
| Sep-19-2025 | 0.18 $* | 0.29 $* |
| Aug-19-2025 | 0.23 $* | 0.99 $* |
| Jul-19-2025 | 0.93 $* | 0.9 $* |
| Jun-19-2025 | 0.53 $* | 0.57 $* |
| May-19-2025 | 0.61 $* | 0.61 $* |
| Apr-19-2025 | 0.68 $* | 0.76 $* |
| Mar-19-2025 | 0.92 $* | 0.57 $* |
| Feb-19-2025 | 0.42 $* | 0.30 $* |
| Jan-19-2025 | 0.31 $* | 0.43 $* |
Характеристики
Details Images
Product Paramenters
Item | Specification |
Nominal Input Power | Nominal 3 W |
Nom.MAX.Input Power | 5W |
Nom. Impedance | 4±0.6 Ω （ At 0.6KHz,1.0V ） |
Resonant Frequency | 180±20%Hz ( 1.0V ) |
Effect Freq.Range | F0~15KHz Max 20dB |
Sound Pressure Level | 90±3dB At 1W/0.5M 0.3 ；0.5；0.8；1.0K Hz AVE |
Buzz ＆ Rattle Test | 3.5V |
Nor.Distortion | 5%Max (@1000Hz 1W ) |
Package Quantity | 50 PCS |
Magnet | Φ40×19×8 |
Products Description
Company Profile
About us:
Established in 2006,Changzhou Alpha Electronics Co., Ltd is a professional manufacturer of car speakers, TV speakers, audio
speakers, telephone speakers, waterproof speakers, fire alarm speakers, etc. We have the advanced automatic production equipments
and testing equipments. 98% of our products are exported to Europe, the United States, the United Kingdom, Italy, Brazil, Germany,
Canada, South Korea, Japan and other regions. Our clients include Kia, Citroen, Mazda, Nissan, Isuzu, etc. We regards "good
quality, reasonable price and perfect service" as our mission.
As one of the leading companies in speaker industry, we have years of experience for exporting. With several experienced car
speaker engineers, our company has strong researching and developing capabilities. Concentrating on quality, our groups will
always supply our customers with first-rank products and service.
Our plant covers around 20,000 square meters, and has 3 automatic production lines & 6 other lines, complete testing equipments.
There are more than 100 engineers, workers and sales group. Production capacity of each month can reach to 300,000 pcs.
speakers, telephone speakers, waterproof speakers, fire alarm speakers, etc. We have the advanced automatic production equipments
and testing equipments. 98% of our products are exported to Europe, the United States, the United Kingdom, Italy, Brazil, Germany,
Canada, South Korea, Japan and other regions. Our clients include Kia, Citroen, Mazda, Nissan, Isuzu, etc. We regards "good
quality, reasonable price and perfect service" as our mission.
As one of the leading companies in speaker industry, we have years of experience for exporting. With several experienced car
speaker engineers, our company has strong researching and developing capabilities. Concentrating on quality, our groups will
always supply our customers with first-rank products and service.
Our plant covers around 20,000 square meters, and has 3 automatic production lines & 6 other lines, complete testing equipments.
There are more than 100 engineers, workers and sales group. Production capacity of each month can reach to 300,000 pcs.
Auto production line
Exhibition hall
Workshop
Certifications
Our Brands
Changzhou Alpha Electronics Co.,ltd. Changzhou Omega Electronic Co.,ltd.
Changzhou Omega Electronic Co.,ltd.&Changzhou Alpha Electronics Co.,ltd. are belonged to us. Changzhou Omega Electronic Co.,ltd. is specialized for exporting trading business;Changzhou Alpha Electronics Co.,ltd. is specialized for speaker manufacture.Please feel free to contact us for consulting.
Packing & Delivery
FAQ
Q1. Are you factory or trading company? |
A: We are factory and have 23 years experience in loud speaker industry. |
Q2. What are your terms of trade? |
A: EXW, FOB, CFR, CIF.If you need other terms,just let us know. |
Q3. What is your terms of payment? |
A: T/T,L/C at sight,Cash.If you need other payment method,just let us know. |
Q4. How about your delivery time? |
A: Generally,it will take about 20-30 days after we receiving your payment. |
Q5. Can you produce according to the samples? |
A: Yes, we can produce according to your samples and technical drawings. |
Q6. What is your sample policy? |
A: Customer need to bear sample cost and freight,sample cost will be returned once placing order in the future. |
Q7. Do you test all your goods before delivery? |
A: Yes, all goods are 100% tested before delivery. |
Q8. How do you make our business long-term and good relationship? |
A1: Every customer is VIP for us,we respect everyone and treat them equal. |
A2: We keep excellent quality, thoughtful after-sale service and competitive price to ensure customer's benefit. |
Our Service
1. Sample order is acceptable.
2. Small QTY order is acceptable.
3. Inquiry will replied within 24 hours.
4. OEM/ODM service can be provided,official letter of authorization is needed for your own brand.
5. After finishing shipping, updated tracking information will be provided.
2. Small QTY order is acceptable.
3. Inquiry will replied within 24 hours.
4. OEM/ODM service can be provided,official letter of authorization is needed for your own brand.
5. After finishing shipping, updated tracking information will be provided.
Contact Us
