GSM 3G 4G Telephone PCB Board- HeoZ

GSM Telephone PCB Board

1. The GSM telephone circuit board is great for placement where there is no telephone cable.
2. It can be configured and managed remotely through an SMS application with a 3G /4G sim card,
purchased from any network provider.
3. 2-way auxiliary relays are available.
4. Voice interface: hands-free, handset, audio interfaces, and an external amplifier interface.
5. Power supply: AC 110v/220v power or built-in rechargeable battery with solar-powered panel optional.
6. This GSM telephone PCB supports message function for low battery, door opening & low signal strength.
7. Lightening protection to ITU-T recommendation K.21.

Communication: Full Duplex. SMS remote alarm
Working Frequency Range: GSM 850/900/1800/1900MHz
WCDMA: B1/B2/B5/B8
Ambient Temperature: -40 ~+70 degree celsius
Humidity: 5% to 95% non-condensing
Adapter Input: 7.4-12VDC
Power Consumption: Idle current 75mA, off hook current 160mA
Ringing: internal Speaker: 3W 8Ω

This GSM telephone PCB is ideal for payphone telephone, emergency high telephone, waterproof telephone,
car parking lot system, Pay Booths, ATM machines, door phone intercom, etc.

For three years from the date of purchase, this GSM telephone mainboard is warranted against any defects in hardware components or software.

HeoZ offers free replacements for the GSM telephone PCB board within 120 days.
For the products under the free warranty period, HeoZ is responsible for one-way freight.

This limited warranty is conditioned upon the proper use of the GSM telephone mainboard.
If you believe that you have a warranty claim, please be prepared to give the following information:
Model Number, PI Number, Serial Number and brief description of the problem.

We are always here to help.

Incorporated in 2015, HeoZ technology Co., Ltd headquartered in Shenzhen, is a professional research and development, production and marketing of industrial communication telephone system, public security & safety solution, Oil& Gas telecommunications, fire alarm systems, acoustic telephone booth, blue light emergency phone, Analog board, SIP VoIP board, GSM 3G/4G board.

HeoZ technology Co., Ltd stands out because of its ability to offer a flexible, tailor-made approach, using the solutions that best suit the needs of our clients. We assure always the availability of trained staff to carry out maintenance service and to provide the needed technical support.

Since 2015, many contracts and purchase orders succeeded, starting from Hong Kong, Singapore, Vietnam, Thailand, India, Australia, Spain, Germany, Turkey, Russia, Saudi Arabia, United States, Mexico, Canada, Chile, Colombia, Peru, etc.Over the past 5 years, we have provided services with our partners to our clients which in Oil and Gas, Petrochemicals and Mining, Tunnels, Metro, Railway Motorway, Parking, Smart City, Prison, Hospital, Campus in more than 40 countries, worked with over 1000 customers and delivered 500+ projects by successfully.Quality is our main priority. We always have a clear mission to creating a better tomorrow by acting differently!

For business cooperation, please contact:
Whatsapp: +86 199 2645 9261
Email: &

GSM  3G 4G Telephone PCB Board- HeoZ