---
product_id: 569784528
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: "Rp3390289"
currency: IDR
in_stock: true
category: "Fredi Hd Plus"
url: https://www.desertcart.id/products/569784528-fredi-hd-plus-gsm-master-card-sim-based-device-dual
store_origin: ID
region: Indonesia
---

# Inductive coil powered earpiece Dual-band GSM connectivity 3-hour continuous talk time 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:** Rp3390289
**Availability:** ✅ In Stock

## Summary

> 🎙️ Stay in control, stay covert — communication redefined.

## 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?** Rp3390289 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.id](https://www.desertcart.id/products/569784528-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

- • **Extended Battery Life:** Up to 3 hours of uninterrupted communication for critical moments.
- • **Powerful Inductive Coil:** Optimized coil ensures crystal-clear audio through the mini earpiece.
- • **Discreet & Compact Design:** Slim Master Card form factor (8.4x5.4x0.5 cm) fits perfectly in your ID holder.
- • **Seamless Covert Communication:** Two-way talk via GSM networks keeps you connected without detection.
- • **Universal Network Compatibility:** Works across 800-1800 MHz bands with automatic SIM card call pickup.

## Overview

The FREDI HD PLUS GSM Master Card is a sleek, SIM-based covert communication device designed for professionals needing discreet two-way talk. Featuring dual-band GSM connectivity, an inductive coil-powered earpiece, and a rechargeable battery offering up to 3 hours of talk time, it fits seamlessly into your ID card slot. Ideal for security personnel, presenters, and executives, it enables real-time, undetectable communication over unlimited distances.

## 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

## 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 | B0CKHKR3TN |
| Batteries | 1 Lithium Polymer batteries required. (included) |
| Batteries Included | Yes |
| Batteries Required | Yes |
| Battery cell composition | Lithium Polymer |
| Best Sellers Rank | #172,092 in Electronics ( See Top 100 in Electronics ) #5,394 in Office Electronics #6,088 in Portable Media Players |
| Brand | FREDI HD PLUS |
| Cellular technology | LTE |
| Connector Type | Wireless |
| Country of Origin | Hong Kong |
| Date First Available | 4 October 2023 |
| Generic Name | Spy Master Card |
| Importer | FREDI HD PLUS -- 9810589579, 9773661598 (what's app) - Monday to Saturday - 10:00 AM to 6:30 PM ------(Sunday - close) |
| Includes Rechargeable Battery | Yes |
| Item Dimensions LxWxH | 8.4 x 5.4 x 0.5 Centimeters |
| Item Weight | 30 g |
| Item model number | Master Card |
| Manufacturer | FREDI HD PLUS |
| Model | Master Card |
| Mounting Hardware | 1*Master Card, 1*Charging Cable ,2*Cell, 1*Earpiece, 1*Manual |
| 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) |
| Product Dimensions | 8.4 x 5.4 x 0.5 cm; 30 g |
| Special Features | HD Resolution |

## Product Details

- **Brand:** FREDI HD PLUS
- **Cellular Technology:** LTE
- **Number of Items:** 1
- **Service Provider:** Global

## 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)

## 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
- TECHNOVIEW Spy 1080P Full Hd Pen Camera Hidden 100 Minutes Pen Battery Life Pocket Security Indoor Outdoor Body Camera with Video Audio Recording Secret Pen Recorder with Free OTG Cable

---

## 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.id/products/569784528-fredi-hd-plus-gsm-master-card-sim-based-device-dual](https://www.desertcart.id/products/569784528-fredi-hd-plus-gsm-master-card-sim-based-device-dual)

---

*Product available on Desertcart Indonesia*
*Store origin: ID*
*Last updated: 2026-02-25*