---
product_id: 464658768
title: "FREDI HD PLUS GSM Master Card Sim Based Device | Dual Way Talking ID Card with Earpeice | Two Way Communication with 3 Hours Battery Backup"
brand: "fredi hd plus"
price: "B/.281"
currency: PAB
in_stock: true
reviews_count: 3
category: "Fredi Hd Plus"
url: https://www.desertcart.com.pa/products/464658768-fredi-hd-plus-gsm-master-card-sim-based-device-dual
store_origin: PA
region: Panama
---

# Inductive coil powered earpiece Dual-band GSM comms 3-hour battery life FREDI HD PLUS GSM Master Card Sim Based Device | Dual Way Talking ID Card with Earpeice | Two Way Communication with 3 Hours Battery Backup

**Brand:** fredi hd plus
**Price:** B/.281
**Availability:** ✅ In Stock

## Summary

> 🎙️ Master the art of invisible communication — because every word counts.

## Quick Answers

- **What is this?** FREDI HD PLUS GSM Master Card Sim Based Device | Dual Way Talking ID Card with Earpeice | Two Way Communication with 3 Hours Battery Backup by fredi hd plus
- **How much does it cost?** B/.281 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.pa](https://www.desertcart.com.pa/products/464658768-fredi-hd-plus-gsm-master-card-sim-based-device-dual)

## Best For

- fredi hd plus enthusiasts

## Why This Product

- Trusted fredi hd plus brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Ultra-Slim Master Card Design:** Fits effortlessly in your pocket or ID holder, blending tech with professionalism.
- • **Extended 3-Hour Battery Backup:** Keep your conversations going through meetings, events, or critical operations without interruption.
- • **Powerful Inductive Coil Technology:** Ensures crystal-clear audio with a mini earpiece that stays charged and invisible.
- • **Perfect for High-Stakes Environments:** Ideal for executives, security pros, and media hosts who demand flawless, discreet communication.
- • **Seamless Two-Way Covert Communication:** Stay connected discreetly via GSM networks anytime, anywhere.

## Overview

The FREDI HD PLUS GSM Master Card is a sleek, SIM-based covert communication device featuring dual-band GSM compatibility for unlimited range calls, a powerful inductive coil earpiece for discreet listening, and a rechargeable 650mAh battery offering up to 3 hours of continuous talk time. Designed for professionals needing secure, hands-free two-way communication in meetings, events, or sensitive operations.

## Description

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 . 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

Review: Poor Quality and Deceptive Practices: My Experience with Fredi HD plus GSM Mastercard - Unreliable mobile network reception. Poor build quality and durability: The product is made with cheap, low-quality materials that fall apart easily, making it not worth the price. Lack of customer support: There is no user manual provided, and customers are left to figure out how to operate the device on their own after purchase. Misleading sales tactics: The seller uses two different brand names (Fredi and Safetynet) for the same product to avoid negative reviews.
Review: Technical support good - Good

## Features

- Two way covert communication via mobile phone networks.
- Optimized inductive coil creates strong power for earpiece.
- 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.
- If you are a politician you look confident in front of your audience as you don't have to sight-read your speech anymore. Your assistant will make sure you remember all your arguments.
- 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.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0BC19SRVJ |
| Batteries | 1 Lithium Polymer batteries required. (included) |
| Batteries Included | Yes |
| Batteries Required | Yes |
| Battery Power Rating | 650 Milliampere Hour (mAh) |
| Battery cell composition | Lithium Polymer |
| Best Sellers Rank | #136,338 in Electronics ( See Top 100 in Electronics ) #452 in Spy Cameras |
| Brand | FREDI HD PLUS |
| Cellular technology | GSM |
| Compatible Devices | Laptop |
| Connector Type | Wireless |
| Country of Origin | Hong Kong |
| Customer Reviews | 2.2 2.2 out of 5 stars (6) |
| Date First Available | 26 August 2022 |
| Form Factor | box |
| Generic Name | GSM DEVICE |
| Headphones form factor | True Wireless |
| Importer | FREDI HD PLUS -- 9810589579, 9773661598 (what's app) - Monday to Saturday - 10:00 AM to 6:30 PM ------(Sunday - close) |
| Includes Rechargeable Battery | No |
| Item Dimensions LxWxH | 9 x 9 x 0.1 Centimeters |
| Item Weight | 20 g |
| Item model number | GSM Device |
| Light Source Type | Infrared |
| Manufacturer | FREDI HD PLUS |
| Microphone format | Built-In |
| Model | GSM Device |
| Model Name | GSM DEVICE |
| Mounting Hardware | 1*Master Card, 1*Charging Cable ,2*Cell, 1*Earpiece, 1*Manual |
| Mounting Type | Embedded |
| Net Quantity | 1.00 Count |
| Number of items | 1 |
| Packer | FREDI HD PLUS -- 9810589579, 9773661598 (what's app) - Monday to Saturday - 10:00 AM to 6:30 PM ------(Sunday - close) |
| Power Source | Battery Powered |
| Product Dimensions | 9 x 9 x 0.1 cm; 20 g |
| Resolution | HD |
| Special Features | HD Resolution |
| Wattage | 650 milliamp_hours |

## Product Details

- **Brand:** FREDI HD PLUS
- **Cellular Technology:** GSM
- **Number of Items:** 1
- **Product Dimensions:** 9L x 9W Centimeters
- **Service Provider:** FREDI

## Images

![FREDI HD PLUS GSM Master Card Sim Based Device | Dual Way Talking ID Card with Earpeice | Two Way Communication with 3 Hours Battery Backup - Image 1](https://m.media-amazon.com/images/I/61d9Dq6HAHL.jpg)

## Customer Reviews

### ⭐ Poor Quality and Deceptive Practices: My Experience with Fredi HD plus GSM Mastercard
*by P***M on 1 July 2025*

Unreliable mobile network reception. Poor build quality and durability: The product is made with cheap, low-quality materials that fall apart easily, making it not worth the price. Lack of customer support: There is no user manual provided, and customers are left to figure out how to operate the device on their own after purchase. Misleading sales tactics: The seller uses two different brand names (Fredi and Safetynet) for the same product to avoid negative reviews.

### ⭐⭐⭐⭐⭐ Technical support good
*by A***Y on 10 June 2025*

Good

### ⭐ Waste of money
*by S***M on 7 August 2025*

Waste of money

## Frequently Bought Together

- FREDI HD PLUS GSM Master Card Sim Based Device | Dual Way Talking ID Card with Earpeice | Two Way Communication with 3 Hours Battery Backup
- SanDisk Ultra 64GB microSDXC UHS-I, 140MB/s R, Memory Card, 10 Y Warranty, for Smartphones
- Trueview 3Mp HD 4G SIM Based Pan Tilt CCTV Camera, Outdoor Indoor Security Camera, Water Proof, 2 Way Talk, Cloud Storage, Motion Detect, Supports SD Card Up to 256 GB, Color Night Vision, Alexa

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.com.pa/products/464658768-fredi-hd-plus-gsm-master-card-sim-based-device-dual](https://www.desertcart.com.pa/products/464658768-fredi-hd-plus-gsm-master-card-sim-based-device-dual)

---

*Product available on Desertcart Panama*
*Store origin: PA*
*Last updated: 2026-03-05*