30% OFF!!! Buy Free Shipping!Wireless GSM PSTN Alarm system Home Fire Smoke security Emergency button Alarm systems LCD Menu screen Keyboard only US $91.70.

Free Shipping!Wireless GSM PSTN Alarm system Home Fire Smoke security Emergency button Alarm systems LCD Menu screen Keyboard

Price US $91.70 131.00 / 1 piece 30% OFF
Rating 0 of 5.0
Seller eMastiff Official Store

Returns accepted if product not as described, buyer pays return shipping fee; or keep the product & agree refund with seller.

On-time Delivery: Full Refund if product isn't received in delivery time estimated


Video Interface : No
Size : 20*13cm
Communication Interface : Wireless
Password Keyboard : Yes
Output Number : 4 wired zone
Zone Number : 10 wireless zone
Alarm Type : PSTN,Apps Control,SMS,The Alarm
Power : 12v
Brand Name : eMastiff
Kit Configuration : Door Sensor
Model Number : G4B
Arming Type : FR Remote-controller
Display : Yes
color : White
Place of Origin : China (Mainland)
GSM frequency : 900/1800/1900Mhz
Wireless Frequency : 433MHZ
is_customized : Yes
G4B Languages voice support : English, Russian, Spanish
Manual book : English
G4B Network : GSM and PSTN
Characteristics : Menu screen




IP camera

For your safety, if you need more complete alarm system.Please click on it.You will get the unexpected surprise.




Upgrade G4B GSM PSTN Attention:

This series of products has the English, Russian,Spanish Voice. The default delivery  English system.If you need other language. please leave us the message.It requires additional $1 (please choose the following links).


Attention PLS:This manual is only in English.we have PDF English manual.if you need it .Please leave your email.I will send it to you.

If you are the following countries. You will receive a corresponding system.

Russia and Ukraine:    The default delivery Russian system .

Spain and Chile:    The default delivery Spanish system .




Main Features

Wireless GSM intelligent anti-theft electronic alarm system is an innovative mobile intelligent alarm device integrating GSM digital signal processing techniques and imported STC microprocessor, and a variety of technologies including digital voice announcer, SMS, learning code pairing, etc. In addition, this alarm system is highly automatic, giving automatic voice or SMS alert in the event of emergency without intensive manual settings required. Features of stability, reliability, safety, and humanizing control enable it to be widely used for security in shops, convenience stores, offices, villas, residential communities, etc.

128X64 dot matrix display in both Chinese and English language. The built-in clock is convenient for time checking.

Original operation system for the main unit allows simple operation.

4 wired and 10 wireless zones, each can support 10 detectors (the maximum is 100).

Code pairing for up to 8 wireless remote controls. 

Built-in intercom speakers with high acoustic quality and large volume.

Arm/disarm at regular time.

Preset 6 alarm phone numbers, which the main unit shall dial automatically to make voice alarm. 

Preset 3 SMS numbers, to which the main unit shall send the alarm SMS automatically.

10s of manual recording.

Built-in digital voice announcer, which shall report alarm conditions automatically.

Built-in SMS in English/Chinese, which shall be sent automatically.

Telephone function, allowing communication with any phone via the main unit dialing.

One key control to arm the system via remote control or telephone when at home or outside.

Programming for alarm place: help-seeking, fire, gas, door lock, living room, window, balcony or surrounding alarm.

Various programming functions for zones, such as real time, delayed, 24 hours and bypass.

Learn the code pairing through wireless way. It is easy to add new parts in safe and efficient way.

Various functions, such as remote control, system arming/disarming, monitoring and intercom.

Inquire event recording: the main unit can record all the information of 40 alarm events automatically.

Multi-arming modes: real-time arming via remote control, delayed system arming when outgoing, arming at home, arming at appointed time, remote arming via phone.

Maintain the top priority of alarm: If there is alarm while calling, no matter incoming or outgoing, the main unit shall hang up call and dial the alarm phone immediately.

Built-in NIMH battery with high capacity to enable alarm while power-off.

The system will be more secure if use GSM+Line alarm


G4B GSM PSTN Real Picture




Stable and Realiable Alarm System

Your home/office is a place you want to keep secure, but getting all the high-end security gadgets and services available to help you do that is a pricey endeavor. Now, roll your own DIY security alarm system. It's more fun and it'll save you some money. You can arm/disarm the alarm panel via phone, SMS, remote control or the arm/disarm button of alarm panel. If you frequently travel or want to make certain that your home is secure while you are away, this system is an ideal choose for you.

Be There Even When You're Not

The alarm panel will autodial or send SMS to your preset phone number when any detect sensor is triggered, the siren will sound on the spot at the same time. All of these things will help you have the best security possible and make it very hard for anyone to get into your home or business. In addition, optional wireless devices can be added to provide control over other functions including wireless smoke sensor, wireless gas leak sensor, wireless signal repeater, emergency key to meet your need of beef up your alarm system.

Two-Way SOS Talking

This alarm system with the advanced technology of Two-Way SOS talking. It is the combination of powerful home security alarm system and SOS Emergency Call function. Press SOS key, the alarm panel will auto dial the preset SOS number(you can set the SOS number of family member/local hospital). When call gets through, speaker is default on, then user can talk with his family/ Hospital staff directly. It gives seniors and their caregivers the freedom of independence as well as peace of mind. It is ideal for homes with baby or elderly inhabitants, as the remote for the alarm comes with a panic button that may also be used as a caretaker emergency notification system.



Life is better when you’re in control (Expandable (Optional))

Our alarm system lets you keep in touch with your home easily and conveniently, and from anywhere — on the road, at your office or while on vacation.


Practical Application


Anti-thief Function
With the door sensor and PIR motion sensor, the alarm panel will be triggered when a window/door is opened without authorization or when the PIR motion sensor detect the infrared ray of thief. An automated SMS text message will be sent to your cell phone if your door is opened when you are not and the siren will sound at the same time.


Prevent Gas Leakage
The wireless gas detector gives early warning of gas poisoning danger, preventing damage to vital organs and even death. As a fully supervised wireless detector, it transmits all alerts to the control panel, which instantly forwards the alert at the spot and also active the alarm panel to call & Send SMS to you. That enables a rapid and effective response to remove the gas poisoning danger, protecting children, the elderly and even pets, from an invisible and potentially deadly threat.


It is a fully supervised wireless smoke detector that is compatible with our alarm system. Achieving superior smoke detection sensitivity levels, it provides early warning of developing fire. If you install an alarm panel and smoke sensor in house, when smoke is detected, it will alert you by SMS & Calling. A smart anti-collision algorithm prevents signal jamming by simultaneous transmissions from multiple devices, it is designed for a wide range of home, residential and commercial applications.


Wireless Flash Siren(Optional)
With this wireless flash siren, it can send out 120db audio alarm and flash built-in LED/light when the system alarms. It needs it's power plugged into a socket, it also built-in rechargeable backup battery so that it can work even the AC main power source off.


Package Content

1 x GSM Control Panel

4 x Wireless PIR Motion Sensor  (no battery)

7 x Wireless Door Sensor  

1 x Wireless Smoke Sensor  (no battery)

1 x Wireless       Panic Button      

4 x Wireless Remote Controller

1 x Wired Siren

1 x User Manual 

1 x power supply 

Installation Guide
If you need, you can also contact the police, fire department, hospital or other emergency personnel to come to your home immediately. You can contact child/older to confirm whether they are okay or in need of asistance.


We have more Wireless&Wired Sensors/Detectors for you choose, if you have any necessary or specific requirement,Please click to buy it:




About the shipping

As to the shipping ways, we will choose the best and fastest one for you according to different countries. Since the China Post Air Parcel forbids the battery, we will normally ship item via Netherlands Post ,Singapore Post or Sweden Post instead. Please feel free to contact me anytime if you have any question.Wish u a good day!

About the declaration

If you choose the DHL or Fedex,The policy of each country is different, you may need to pay additional customs fees.We can't change it.But we can declare low price.To avoid high customs fees.If your package is 1-3 kg, we default to declare $30.If you have any other requirements. Please leave a message to me.Each buyer has the obligation to clear the customs.If the parcel can't be cleared, it will be destroyed. This will be very big loss.To avoid the loss. Please select a suitable shipping services.thank you.



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