GSM Phone Circuit Board For Industrial Phone

  Model NO.：JR-GSM-PCB

   Applications 0f GSMTelephone Circuit Board

This VoIP Telephone Circuit is ideal for railway applications, tunnels, highways, marine applications, underground mining, retail banking, clean rooms, firefighter, taxi, industrial, prisons, parking-lots, power stations, chemical plants, etc.

  Main Features of GSM Telephone Circuit Board

- High-definition voice quality

- Full duplex speakerphone

- Hands free and/or handset

- External Antenna with long cable

- Support message function for low battery & low signal strength

- 12~24V DC power supply

- Connection for external LED beacon

- Extreme operating temperature

- LCD display optional

- Customized features and customer Logo for bulk orders

- CE, FCC, RoHS compatible

  Technical Specifications of GSM Telephone Circuit Board

  Manual Fault diagnosis

Upon requesting a Fault Diagnosis from the phone, the following information will be sent in the form of an "SMS" as below, It will save your time and cost to check the phone status by being on-site.

1)  Signal status

2)  Battery status 

4)  Keypad/Switch status 

5)  Indicator light condition

6)  Preprogrammed Call number

7) Preprogrammed SMS reporting number

  Remote Programming call number

 Each unit can be simply reprogrammed from any location by SMS code. The Unit will send a confirmation "SMS" to the sender showing the new numbers programmed.

  Automatic Diagnostic reporting

 The Unit will automatically send a message when one or more of the following conditions occur.

1) Faulty switch or keypad

2) LED indicator condition

3) Battery state below 9 V

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