---
product_id: 549023300
title: "SAFETYNET GSM Master Card Sim Based Device with Dual Way Talking ID Card with Earpeice for Two Way Communication with 3 Hours Battery Backup"
brand: "safety net"
price: "S/.1168"
currency: PEN
in_stock: true
reviews_count: 2
category: "Safety Net"
url: https://www.desertcart.pe/products/549023300-safetynet-gsm-master-card-sim-based-device-with-dual-way
store_origin: PE
region: Peru
---

# Discreet two-way communication Dual-band GSM connectivity 3-4 hours earpiece talk time SAFETYNET GSM Master Card Sim Based Device with Dual Way Talking ID Card with Earpeice for Two Way Communication with 3 Hours Battery Backup

**Brand:** safety net
**Price:** S/.1168
**Availability:** ✅ In Stock

## Summary

> 🎯 Master the art of covert communication with SAFETYNET’s stealth tech!

## Quick Answers

- **What is this?** SAFETYNET GSM Master Card Sim Based Device with Dual Way Talking ID Card with Earpeice for Two Way Communication with 3 Hours Battery Backup by safety net
- **How much does it cost?** S/.1168 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.pe](https://www.desertcart.pe/products/549023300-safetynet-gsm-master-card-sim-based-device-with-dual-way)

## Best For

- safety net enthusiasts

## Why This Product

- Trusted safety net brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Seamless Dual-Band GSM Mastery:** Stay connected anywhere with 800-1800 MHz dual-band support for uninterrupted covert calls.
- • **Ultra-Discreet Earpiece Design:** Miniature earpiece with crystal-clear audio keeps your communication invisible and professional.
- • **Plug & Play Sim-Based Operation:** Simply insert your SIM card and start secure two-way communication instantly—no complicated setup.
- • **Versatile Use for Professionals:** Ideal for security, law enforcement, detectives, and high-stakes meetings where every word counts.
- • **Extended Battery Life for All-Day Missions:** Up to 4 hours of continuous earpiece talk time ensures you never miss a critical whisper.

## Overview

The SAFETYNET GSM Master Card is a compact, sim-based device featuring dual-band GSM connectivity and a mini earpiece for secure two-way communication. With up to 4 hours of talk time and a 650mAh rechargeable battery, it supports discreet conversations over unlimited distances via mobile networks. Designed for professionals in security, law enforcement, and confidential meetings, this device offers plug-and-play ease and crystal-clear audio in a sleek, credit-card-sized form factor.

## Description

Product Description SAFETY NET, SPY CAMERA Sim Based Device with Dual Way Talking ID Card with Earpeice for Two Way Communication with 3 Hours Battery Backup conversation with any person without being noticed by anyone. This device helps you anywhere whenever you are in trouble. The ID card can be successfully used in meetings, conferences, for spying. ID Card is offering the Bluetooth earpiece devices that has best Uses: Secret message can be communicated. Necessary information can be transferred in Real Time. You can disclose somebody’s secrets. Use in sting operations Use for Covert Communication .Use by Detectives to solve case. Use in the meetings and conferences;Use for playing games with your friends ;Use for enjoyment and fun. Working frequency: 800-1800mhz Type: Range of the earpiece: 50-70cm Distance of the mobile-unlimited distance Size: 85*50*4.5 mm 2-3 hours talking time Microphone: 35dB Rechargeable battery:650mAh How to operate: The has a built in dual band module that works in both of Four Band mobile phone networks. It provides two-way covert communications via mobile phone networks. Once inserted a SIM card and turning on the power, it will automatically pick-up calls from any mobile phone Note BUYER WILL BE RESPONSIBLE FOR ANY ILLEGAL USE OF ANY SPY GADGETS, MISUSING THESE DEVICE IS PUNISHABLE OFFENCE). Useful to communication for security -law enforcement -detectives-news readers Spy Earpiece Spy Earpiece Working time: 3-4 hours. Spy Earpiece Power: built-in With Good Battery Backup Spy Earpiece Talking time 4-5 hours standby time Two way covert communication via mobile phone networks Mini GSM Bluetooth Spy Master Card with Smallest Hearing Device for Mobile Phone with with Clear Crystal Voice Supports More Than 1.5 Minutes. Talking Time 2-3 Hours Standby INCLUDED COMPONENTS 1* MASTER CARD 1* EARPIECE 2* CELL 1* DATA CABLE

Review: worst product does not work not charge - light blink first time then not connect call or any swich on option also voice control option buttoon not avalible
Review: Everything is nice about this product - Everything is nice about this product

## Features

- GSM Master Card Sim Based Device with Dual Way Talking ID Card with Earpeice for Two Way Communication with 3 Hours Battery Backup
- Earpiece Working time: 3-4 hours. Earpiece Power: built-in With Good Battery Backup Earpiece Talking time 4-5 hours standby time
- Two way covert communication via mobile phone networks.
- Earpiece Package List: 1 x GSM ID card 1 x USB charger cable 1 x English user manual 1 x Earpiece 2 x cell
- Note:- (BUYER WILL BE RESPONSIBLE FOR ANY ILLEGAL USE OF ANY GADGETS, MISUSING THESE DEVICE IS PUNISHABLE OFFENCE). Useful to communication for security -law enforcement -detectives-news readers.
- If you are a host of the show you are in the center of everybody's attention. You can make no mistakes, the mini earpiece and your team will help you out.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0CF2CWK7P |
| Battery Average Life | 1 Hours |
| Best Sellers Rank | #626,826 in Electronics ( See Top 100 in Electronics ) #1,975 in Spy Cameras |
| Box Contents | 1*Master card,1* Cable, 2*Cell,1*Earpiecs,1*Manual |
| Brand | SAFETY NET |
| Brand Name | SAFETY NET |
| Compatible Devices | Android,iOS,Laptop |
| Country of Origin | Hong Kong |
| Customer Reviews | 2.5 out of 5 stars 5 Reviews |
| Digital Recording Time | 3 hours |
| Hardware Interface | Bluetooth |
| Importer Contact Information | SAFETY NET, SPY CAMERA -- 9667364893,8287311123 (what's app) - Monday to Saturday - 10:00 AM to 6:30 PM ------(Sunday - close) |
| Item Dimensions D x W x H | 8.5D x 5.5W x 0.5H Centimeters |
| Item Type Name | Master Card |
| Item Weight Unit of Measure | 30 Grams |
| Manufacturer | SAFETYNET, SPY CAMERA -- 9667364893,8287311123 (what's app) - Monday to Saturday - 10:00 AM to 6:30 PM ------(Sunday - close) |
| Manufacturer Contact Information | SPY CAMERA -- 9667364893,8287311123 (what's app) - Monday to Saturday - 10:00 AM to 6:30 PM ------(Sunday - close) |
| Manufacturer Part Number | Master Card |
| Memory Storage Capacity | 32 GB |
| Microphone Form Factor | Built-In |
| Microphone Operation Mode | Mono |
| Model Number | Master Card |
| Number of Batteries | 1 Lithium Polymer batteries required. (included) |
| Number of Items | 1 |
| Packer Contact Information | SAFETY NET, SPY CAMERA -- 9667364893,8287311123 (what's app) - Monday to Saturday - 10:00 AM to 6:30 PM ------(Sunday - close) |
| Product Dimensions | 8.5D x 5.5W x 0.5H Centimeters |
| Unit Count | 1.00 Count |

## Product Details

- **Brand:** SAFETY NET
- **Compatible Devices:** Android,iOS,Laptop
- **Hardware Interface:** Bluetooth
- **Microphone Form Factor:** Built-In
- **Number of Batteries:** 1 Lithium Polymer batteries required. (included)

## Images

![SAFETYNET GSM Master Card Sim Based Device with Dual Way Talking ID Card with Earpeice for Two Way Communication with 3 Hours Battery Backup - Image 1](https://m.media-amazon.com/images/I/61ZlZeNpuzL.jpg)

## Customer Reviews

### ⭐ worst product does not work not charge
*by S***I on 7 August 2024*

light blink first time then not connect call or any swich on option also voice control option buttoon not avalible

### ⭐⭐⭐⭐⭐ Everything is nice about this product
*by A***N on 12 April 2024*

Everything is nice about this product

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**Shop now:** [https://www.desertcart.pe/products/549023300-safetynet-gsm-master-card-sim-based-device-with-dual-way](https://www.desertcart.pe/products/549023300-safetynet-gsm-master-card-sim-based-device-with-dual-way)

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*Product available on Desertcart Peru*
*Store origin: PE*
*Last updated: 2026-09-11*