Public Telephone Keypad With Volume Contorl Button
Public Telephone Keypad With Volume Contorl Button
Public Telephone Keypad With Volume Contorl Button
Public Telephone Keypad With Volume Contorl Button
Public Telephone Keypad With Volume Contorl Button
Public Telephone Keypad With Volume Contorl Button
Public Telephone Keypad With Volume Contorl Button
Public Telephone Keypad With Volume Contorl Button
Public Telephone Keypad With Volume Contorl Button
Public Telephone Keypad With Volume Contorl Button
Public Telephone Keypad With Volume Contorl Button
Public Telephone Keypad With Volume Contorl Button
Public Telephone Keypad With Volume Contorl Button

Public Telephone Keypad With Volume Contorl Button

Model NO.
B517
Quantity:


1.Key frame uses zinc alloy material.
2. Buttons are made of high quality zinc alloy, with a strong anti-destruction capability.
3. With natural conductive silicone rubber -weather resistance, corrosion resistance, anti-aging.
4. Double side PCB with golden finger, resistance to oxidation.




 
Itemtelephone key pad
Input Voltage3.3V/5V
Waterproof GradeIP65
Vandal roof GradeIK09
Working LifeMore than 1 million time per key
Key Elasticity250g/2.45N
Key Travel Distance0.45mm
Working Temperature-25℃~+65℃
Storgage Temperature-40℃~+85℃
Relative Humidity30%-95%

 




      







It is mainly for industrial telephone, security system and some other public facilities.


 

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