Waterproof handset for public telephone
Waterproof handset for public telephone

Waterproof handset for public telephone

Model NO.
A28
Quantity:

Material:

1.RoHS approved ChiMei Polycarbonate (Optional) 

2.UL/RoHS approved ChiMei Acrylate Styrene Acrylonitrile (Default)

3.PC copolymer with enhanced UV stabilization Lexan Resin SLX2432T (Optional) 

4.Explosion-proof Carbon loaded ABS and flame resistant ABS material are available

Receiver: 

1.Standard Receiver-Dynamic EA1503 (Default) 

- DC Resistance : 130±10% ohm  

- Frequency Response Range: 300 Hz-3400 Hz  

- Sensitivity: 95±3 dB at 60mv  

- Impedance: 150±20% ohm at 1 KHz

2. EA1509 high magnetic receiver (Optional) 

- MF Intensity Axial:-58±2dB at 1KHz 60mV, 0 dB=1 A/m 

- Frequency Response Range: 300 Hz-3400 Hz  

- Sensitivity: 100±2 dB at 60mv  

- Impedance: 150±20% ohm at 1 KHz

3. EA1512 hearing-aid receiver (Optional) 

- MF Intensity radial≥-22dB at 1KHz, 0 dB=1 A/m 

- Frequency Response Range: 300 Hz-3400 Hz  

- Sensitivity: 98±2 dB at 1 Hz 60mV 

- Impedance: 150±20% ohm at 1 KHz 60mV

Microphone:

Standard Receiver-Dynamic EA1001 (Default)

- DC  Resistance : 100±20% ohm 

- Frequency Response  Range: 200Hz-4000 Hz 

- Sensitivity: -65±3 dB at  60mv 

- Impedance: 100±20% ohm at 1 KHz

Cord material:

 1.PVC curly cord (Default) 

- Standard cord length 9 inch in retracted, 6 feet after extended (Default) 

- Customized different length is available.   

2.Weather resistant PVC curly cord (Optional) 

3.Hytrel curly cord (Optional)






 
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This handset is with matte surface and with heavy duty features. It is mainly used in prison telephone, Chemical plant telephone and Oil operating plant telephone.



               
                  
                         





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