Is this unit 2G / 4G switchable

yes you can switch via dipswitch on board

does it come with GSM antenna

Yes it comes with a half metre antenna cable

Is the signal from attached device positive or negative to input connection

inputs 1 - 3 are negative input 4 is negative or positive

Is it app controlled.

no there is no app, it is simply call and text only

Gsm 4g Auto Dialler | Desertcart Solomon Islands

Fully operational. Shipping worldwide, on schedule.Customs & duties included in the price

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Fully operational. Shipping worldwide, on schedule.Customs & duties included in the price

Help Track order

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Description

📲 Stay Alert, Stay Ahead — Your Security, On Your Terms!

SMART REMOTE CONTROL - Two-way SMS commands let you reactivate or disable devices instantly from your phone.
ENERGY EFFICIENT COMPACT - Low standby power consumption with a sleek design fits perfectly in any setup.
BUILT TO BRAVE THE ELEMENTS - IP65-rated rugged enclosure keeps your system safe in any weather condition.
UNIVERSAL ALARM COMPATIBILITY - Works with all alarm systems via simple bell output connection—no rewiring needed.
GLOBAL CONNECTIVITY ZERO HASSLE - Quadband GSM tech ensures seamless alerts worldwide, no matter where you are.

The GSM 4G Auto Dialler is a versatile, quadband GSM-enabled device designed to monitor and control alarm systems remotely. Compatible with all alarm types, it sends instant SMS or call alerts when triggered and allows two-way communication to manage connected devices. Its IP65-rated enclosure ensures durability in harsh environments, powered efficiently by 9-24V DC with minimal standby current. Ideal for homes, businesses, and remote monitoring applications, it offers reliable, global security supervision without the need for landlines.

Specifications

Asin	B07649X7ST
Batteries Included	No
Batteries Required	No
Best Sellers Rank	368,420 in DIY & Tools (See Top 100 in DIY & Tools) 679 in Home Alarm Systems
Customer Reviews	4.8 4.8 out of 5 stars (3) 4.8 out of 5 stars
Date First Available	2 Oct. 2017
Item Model Number	3GAD-1A
Item Package Quantity	1
Item Weight	600 g
Manufacturer	GSM Activate
Part Number	3GAD-1A
Power Source	Battery Powered

Reviews

User

Good product

3.06.2026

User

Easy to set up

Delivery prompt and item well packaged as usual.Used several of this brand before and always found them easy to set up and reliable.

18.10.2025

User

Quality Product

Works well, easy to install..

5.04.2019

Common Questions

Are the products genuine and authentic?+

Yes, all products are sourced directly from authorized retailers in the US, UK, UAE and India. We maintain strict quality control processes and verify each product before shipping. All items come with applicable manufacturer warranties and are covered by our standard return policy.

How long does delivery take and is it reliable?+

Delivery times vary by destination country, typically ranging from 3-9 business days. Each order is fully trackable through our system. We handle all customs clearance and use reliable courier partners for last-mile delivery. You'll receive regular updates about your order status via email and our app.

What is Desertcart? Is it safe to order from?+

Desertcart is an international e-commerce platform operating since 2014. We securely process thousands of orders globally each day. Every product goes through our quality verification process before delivery, and we provide end-to-end order tracking, 24/7 customer support, and a comprehensive returns policy to ensure a safe shopping experience.

How is product pricing calculated?+

Our prices include the product cost, international shipping, import duties, customs clearance, and local delivery charges. We handle all customs and import procedures, ensuring there are no hidden fees upon delivery. PRO members receive additional benefits including free shipping.

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Farhan Q.

The delivery time was excellent, and the packaging was secure.

2 months ago

Ravi S.

I loved the variety of products available. Will definitely shop again.

2 months ago

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Trustpilot

TrustScore 4.5 | 7,300+ reviews

Abdullah B.

Great price for an authentic product. Fast international shipping too!

3 weeks ago

Meera L.

Smooth transaction and product arrived in perfect condition.

3 weeks ago

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GSM 4G AUTO DIALLER

Description

Specifications

Reviews

Common Questions