Плата голосового модуля мини MP3-плеера плата декодирования звука MP3 для Arduino с поддержкой TF-карты U-диска ввода-вывода/последовательный порт/ключ
0,80 $ - 2,50 $
Мультимедийный громкоговоритель диаметр 31 мм 4 Ом 3 Вт hifi
- Категория: >>>
- Поставщик: Changzhou FHD Electronics Co. Ltd.
Сохранить в закладки 1600684242782:
Описание и отзывы
Характеристики
Specification
Model Number | FHDDMT31A-001 |
Impedance | 4Ω ± 20% at 1.0KHz |
Rated Input Power | 3.0W |
Max Input Power | 4.0W |
650Lowest Resonance Frequency | 500±20%Hz |
Audible Noise | The input power shall be set at rated noise power(3.45V). Using an audio oscillator sweep from F0 to 10KHZ in free air. There shall be no buzzes,rattles,nor spurious noises. |
Sound Pressure Level | 95±3dB SPL(0.1m,1.0W) at1.0KHz (0dB SPL=20μPa) |
Distortion | Less exceed≤10% at 1.0KHz |
Operating Temperature | -20℃ to + 60℃ |
Store Temperature | -30℃ to +70℃ |
*Unit: mm; Tolerance: ±0.3mm Except Specified
Packing&dilivery
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Company Profile
Specialized in Acoustic Products since 2010
Changzhou FHD Electronics has been specializing in acoustic products since 2010. Our company has been producing cutting-edge acoustic components for 15 years. Our main products: buzzer, speaker, alarm, and sensors. We have ISO 9001 and IATF 16949 certificates.
Capable of Manufacturing 10 Million Products Monthly
We already have a factory covering an area of 5,000 square meters. It is furnished with advanced facilities for production, so our monthly production capacity reaches 10 million pieces. There are more than 150 employees in our company.
Our Company has 25 Patents Including 2 Invention Patents
Fire alarm in accordance with the UL464 requirements Medical buzzer in accordance with the IEC60601 requirements Three automatic lines for Passive Magnetic Dip Buzzer: Φ12 and Φ9, 11 automatic machines for Piezo Dip Buzzer, and one automatic line for speaker.
Benefit from Our Advantages
We develop in-process research which can promote product automation. For example:
Exclusively developed a magnetic passive pin type buzzer without PCB
Developed SMD Magnetic buzzer without cooperring and the same sound compared with traditional buzzer
Changed the traditional speaker structure to improve automated production process
Meeting Customers' Quality Requirements
Besides manufacturing the acoustic components, we also strive to design and provide complete solutions for your acoustic products demands.
Contact Us Today
We will do everything we can to meet or exceed your e xpectations. Contact us today for more information.
Certifications
ISO9001 and IATF16949
Patents
Our Advantages
1.Our company focus on R$D, 26 patents including 2 invention patents.
1)fire alarm which accordance with the UL464 requirements
2)Medical buzzer which accordance with the IEC60601 requirements
2)Medical buzzer which accordance with the IEC60601 requirements
3)three automatic lines for Passive Magnetic Dip Buzzer: Φ12 andΦ9, 11 automatic machines for Piezo Dip Buzzer, one automatic line for speaker.
2.Number of personnel and breakdown of
departments(R&D/ Engineering/ Sales/ Operators) R&D: 5, Engineering: 7, Sales: 12, Quality: 10
departments(R&D/ Engineering/ Sales/ Operators) R&D: 5, Engineering: 7, Sales: 12, Quality: 10
3.Develops in process research which can promote product automation. for examples：
1）we exclusive developed magnetic passive pin type buzzer without PCB.
2)Developed SMD Magnetic buzzer without cooper ring and the same sound compared with traditional buzzer
3)Change the traditional speaker structure，Improvement of Automated Production Process
FAQ
1. who are we?
We are based in Jiangsu, China, start from 2010, Specializing in acoustic Technology.Our main product: Buzzer, Speaker,Alarm,Sensor...
2.Q：Is there the products tested before shipping?
A：Yes, of course. All of our conveyor belt we all will has been 100%QC before shipping. We test every batch every day.
We are based in Jiangsu, China, start from 2010, Specializing in acoustic Technology.Our main product: Buzzer, Speaker,Alarm,Sensor...
2.Q：Is there the products tested before shipping?
A：Yes, of course. All of our conveyor belt we all will has been 100%QC before shipping. We test every batch every day.
3: What's your lead time?
A: sample order 3-7 working days; For carpet, we can ship it in 25-30days after receiving order.
4. why should you buy from us not from other suppliers?
A:1.The FHD Company is specializing in Buzzer, Speaker, Siren, Reciver and sensor with 20 years.
4. why should you buy from us not from other suppliers?
A:1.The FHD Company is specializing in Buzzer, Speaker, Siren, Reciver and sensor with 20 years.
2.We have 12 full time engineers in our R&D division.
3.We have attained ISO9001 and IATF16949 certification.
4. Have 26 kinds patented products.
5. what services can we provide?
Accepted Delivery Terms: FOB,CFR,CIF,EXW,FAS,CIP,FCA,CPT,DEQ,DDP,DDU,DAF,DES；
Accepted Payment Currency:USD,EUR,JPY,CAD,AUD,HKD,GBP,CNY,CHF;
Accepted Payment Type: T/T,L/C,D/P D/A,MoneyGram,Credit Card,PayPal,Western Union,Cash;
Language:English,Chinese,Spanish,Japanese,Portuguese,German,Arabic,French,Russian,Korean
5. what services can we provide?
Accepted Delivery Terms: FOB,CFR,CIF,EXW,FAS,CIP,FCA,CPT,DEQ,DDP,DDU,DAF,DES；
Accepted Payment Currency:USD,EUR,JPY,CAD,AUD,HKD,GBP,CNY,CHF;
Accepted Payment Type: T/T,L/C,D/P D/A,MoneyGram,Credit Card,PayPal,Western Union,Cash;
Language:English,Chinese,Spanish,Japanese,Portuguese,German,Arabic,French,Russian,Korean
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