Battery Powered Buzzer Internal Drive With Circuit , Sound From Side Door Entry Buzzer

Sound from side Electromagnetic Buzzer / Size D9.0xH5.5mm / Internal Drive With Circuit

Applications:
* Children's toys
* Alarm Medical equipments
* Telecommunication
* Security
* Household appliances
* Audio and Video Products

Reliability Test:
After any following tests the part shall meet specifications without any degradation in
appearance and performance except SPL. SPL shall not deviate more than -10 dB
from the initial value

1. Ordinary Temperature Life Test: The part shall be subjected to 96 hours at 25±10℃. Input rated voltage

Resonant frequency, 1/2 duty Square wave.

2.High Temperature Test
The part shall be capable of with standing a storage temperature of +85℃ for 96 hours.

3. Low Temperature Test
The part shall be capable of with standing a storage temperature of ­-40℃ for 96 hours.

4.Humidity Test
Temperature:+40℃±3℃ Relative Humidity:90%～95% Duration: 48 hours
and expose to room temperature for 6 hours

5.Temperature Shock Test
Temperature:70℃ /1hour→ 25℃/3hours→-30℃/1hour→ 25℃/3hours (1cycle)
Total cycle: 10 cycles

6.Drop Test
Standard Packaging From 1.2m(Drop on hard wood or board of 5cm thick,
three sides, six plain.)

7. Vibration Test
Vibration:1000cycles /min. Amplitude:1.5mm, Duration: 1 hour in each 3 axes

Note:

As this product is not protected from foreign material entering, please make sure that any foreign materials (e.g. magnetic powder, washing solvent, flux, corrosive gas) do not enter this product in your production processes. The functional degradation (e.g. SPL down) may occur if foreign material enter it.

Payment and Shipping:

1, Lead time about 3~5 days.

2, Payment: T/T; Western union; Paypal .

3, Shipping: by DHL, Fedex, TNT, UPS, EMS ect

Electrical And Acoustical Measuring Condition

1. Recommended Setting

2. Recommended Test Circuit

Contact Details:
Contact: Angel Sun
Tel: +86-13528847020
Email: Admin@winsunhk.cn
Skype: Angelsun618
Whatsapp: 13528847020
Wechat: 13528847020
QQ: 553695308

Winsun Technology,located in Shenzhen, belongs to Hong Kong winsun group company, is the top professional Electronic Component manufacturer. The founder of Shenzhen manufactory has about 20 years experience in Electronic Components. We have 20000sqm capacitor and inductor workshop, 300 workers, automatic production line, Daily capacity of capacitor and inductor is about 10000k pcs. we are also the agent of world-renowned brands of electronic components.

Our product have passed ISO9001:2008, ROHS, 3C, CE quality authentication, which ensure our products keeping steps with the international quality. We will provide our clients with high cost-performance ration products. We can make un-common product per customers requirements. Our main marketing is America, Canada, brazil, Australia, Iran, Ukraine etc.

Your need is our mission. We firmly believe the high quality of service and support are the keys to keep long business relationship with you. Welcome to visit our factory!