---
product_id: 602894554
title: "ZCMMF Bluetooth Neckloop Invisible Small Earpiece Super Small Nano Bug Bluetooth Wireless GSM Neckloop Box ID Card Wallet Covert System"
brand: "generic"
price: "$3927"
currency: MXN
in_stock: true
reviews_count: 6
category: "Generic"
url: https://www.desertcart.mx/products/602894554-zcmmf-bluetooth-neckloop-invisible-small-earpiece-super-small-nano-bug
store_origin: MX
region: Mexico
---

# Dia7xH11mm size Quad-Band GSM 4W audio amp ZCMMF Bluetooth Neckloop Invisible Small Earpiece Super Small Nano Bug Bluetooth Wireless GSM Neckloop Box ID Card Wallet Covert System

**Brand:** generic
**Price:** $3927
**Availability:** ✅ In Stock

## Summary

> 👀 Stay Under the Radar with Style!

## Quick Answers

- **What is this?** ZCMMF Bluetooth Neckloop Invisible Small Earpiece Super Small Nano Bug Bluetooth Wireless GSM Neckloop Box ID Card Wallet Covert System by generic
- **How much does it cost?** $3927 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.mx](https://www.desertcart.mx/products/602894554-zcmmf-bluetooth-neckloop-invisible-small-earpiece-super-small-nano-bug)

## Best For

- generic enthusiasts

## Why This Product

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

## Key Features

- • **Discreet Design:** The ultra-small size ensures complete invisibility in the ear.
- • **Support at Your Service:** Receive an electronic manual for easy setup and operation.
- • **Unmatched Audio Clarity:** Experience powerful sound with a 4 Watt audio amplifier.
- • **User-Friendly Experience:** Anatomically designed for effortless wear, even for beginners.
- • **Independence at Your Fingertips:** Use the GSM module to operate without a mobile phone.

## Overview

The ZCMMF Bluetooth Neckloop is a cutting-edge, ultra-discreet earpiece designed for seamless communication. With its powerful 4 Watt audio amplifier and Quad-Band GSM capabilities, this tiny device allows for independent operation without a mobile phone. Its compact size and ergonomic design make it perfect for anyone seeking a covert audio solution, while dedicated support ensures a hassle-free experience.

## Description

FOR COVERT COMMUNICATION Quad-Band GSM Box now is powered by new 4 Watt audio amplifier and now offers more powerful output audio signals. GSM Module allows you to use device independently without mobile phone. Just insert the SIM Card in device. The smallest high quality hidden Spy Earpiece. It's tiny size Dia7xH11mm makes it completely invisible in the ear canal. Works with all of the inductive transmitters. It has new advanced battery holder, no worry about broken battery holder any more. The smallest hidden Spy Earpiece is with an optimum anatomic design. It allows inexperience users easily wear it. Operation Guidance 1) Wear earpiece into ear canal. 2) Remove the PIN code of SIM card. The SIM card must be without PIN code. Inset the SIM card in GSM Module and Power On the device. 3) Once insert a GSM SIM card and turn on the power, it will automatically pick-up calls from any mobile phone or telephone. The powerful inductive coil will creat strong signals to drive earpieces within 50cm distance. gsm box principle Low power alarm GSM Box will alarms before battery power is running low and turn off automatically. Alarm notice including sounds and light. You will be able to hear "dong..dong..dong" sounds in earpiece, and red LED light flash two times. Features of super smallest earpiece smallest hidden earpieceSmallest Hidden Spy Earpiece The smallest high quality hidden earpiece with a new design. It's tiny size Dia7xH11mm makes it completely invisible in the ear canal. Works with all of the inductive transmitters. new battery holderNew Battery Holder It has new advanced battery holder, no worry about broken battery holder any more. Firstly take off earpiece cap, then load earpiece in correct direction. Make sure cathode side face to the PCB. Then reinstall the earpiece cap. clear sound qualityClear Sound Quality You can enjoy advantages of stable micro speaker. Clear audio voice output and hidden skin color. They are build-in mini receiver and also have high quality inductive coil. use super mini earpieceEarpieces should be worn deeply in the ear canal Please refer to sketch on left side. Please clean ear canal before inserting the earpiece. If ear canal is wet or waxy it will be hard to take earpiece out. Pick out earpiece from ear canal with the handle. Key features of new amplified GSM Box 3watt powerUpgraded design and enhanced inductive power Build-in 4 Watt F class audio amplifier. Compatible earpieces with battery, do not work with magnets. Volume is adjustable from volume buttons in left side panel. slim and softCompact design with slim size Quad-Band GSM Module is compatible with all mobile networks. Build-in GSM Module for independent use. Hidden light indicator near volume control. batteryMore hour hearing time according to real tests Get longer battery life in phone conversation. High capacity and rechargeable 720mah lithium battery. USB cable to recharge the device. 2 colors2 colors are available, including pure black and beige skin All parts are in the same color. Pack in white color box with blister. 1 year warranty since ship date. Quick Start Earpiece: Step 1> Load battery into earpiece Open plastic box and under the sponge will find the battery. Open battery case of earpiece by lift protuberant part. Make sure cathode face to handle and anode opposite to handle. Then close battery case. Note: After loaded battery, earpiece starts work and Do not load battery in wrong direction. If load battery wrongly in earpiece, the battery case will broken or battery stuck inside earpiece. Step 2> Wear Earpiece 1> Clean ear canal by cotton swab. 2> Load earpiece into ear canal horizontally for maximize signal reception. Handle is better in down position for easy take out. 3> Put earpiece into canal deeply until its invisible. Please take out earpiece and unload battery if stop use it. Quick Start GSM Box: Step 1> Remove PIN code of SIM card. Inset SIM card in mobile phone and remove the PIN code. The SIM Card must be without PIN Code. Step 2> Insert SIM card in GSM Module and Power On the device. Step 3> Hide GSM Box in clothes. Can also put GSM Box in coat pocket or put on legs when you are site down to drive sensitive earpiece, execute magnet earpiece. Step 4> Test and use neckloop Once connected to mobile network, device automatically will accept any incoming call. The volume can be adjusted via the volume control on the neckloop. The GSM Box has a number of buttons all providing different functions. gsm box control Package Content: 100% Brand New Spy Earpiece Kit 12 Months Warranty! 1x Earpiece Set - One Spy Earpiece, One Battery SR416SW 1x 4 Watt GSM Amplifier Box 1x USB Cable For Charging Ship with Worldwide Express Delivery, Fast & Safe!

Review: Disappointing Experience with This Product - I had high hopes for this device, but it turned out to be a letdown. First, the lack of a physical manual was inconvenient, it took a while to get the electronic version, and even then, the instructions weren’t very clear and the device was not as shown in the images. The audio quality was another major issue. Despite the claims of a 4-watt amplifier, the sound output was inconsistent and often too weak to hear clearly. The connection wasn’t reliable either, and I experienced frequent dropouts during use. While the earpiece’s small size makes it discreet, it’s almost too small to handle easily. Inserting it into the ear canal was tricky, and removing it was even harder, which raised safety concerns. Overall, this product didn’t live up to its promises. For the price, I expected better performance and a more straightforward experience. I wouldn’t recommend it. At last, the seller was not trusted. When I reached out for a return no response.
Review: LOUD, clear, and easy to use! - The earpiece is like the standard for these "spy earpiece" products, but the induction coil you put around your neck is very high quality. The fit is good, it sits comfortably around your neck, and you are able to do physical tasks without risking damaging the headphone jack connector - because there is none! Most importantly, again, the sound quality on this thing is unlike ANY i've seen before. Usually I have to turn the volume up on these kinds of earpieces because of how quiet they are, but this one i actually had to turn it DOWN because the performance on this induction coil was so strong! Overall, I think this might just be the best "spy earpiece" product out there! Tad expensive with the 70$ pricetag but I'm glad i bought it!

## Features

- Quad-Band GSM Loop now is powered by new 4 Watt audio amplifier and now offers more powerful output audio signals.
- GSM Module allows you to use neck loop device independently without mobile phone. Just insert the SIM Card in device.
- The smallest high quality hidden Spy Earpiece. It's tiny size Dia7xH11mm makes it completely invisible in the ear canal. Works with all of the inductive transmitters.
- It has new advanced battery holder, no worry about broken battery holder any more.
- The smallest hidden Spy Earpiece is with an optimum anatomic design. It allows inexperience users easily wear it.
- Because this product is very special, we are not convenient to distribute the paper version of the manual, but its operation is very simple, if you do not know how to use it when you receive the product, please contact us, we will send you the electronic version of the manual, sorry for the inconvenience brought to you.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand Name | Generic |
| Item model number | R2 |
| Connectivity Technology | Wireless |
| Model number | R2 |

## Images

![ZCMMF Bluetooth Neckloop Invisible Small Earpiece Super Small Nano Bug Bluetooth Wireless GSM Neckloop Box ID Card Wallet Covert System - Image 1](https://images-na.ssl-images-amazon.com/images/G/01/x-locale/common/grey-pixel.gif)

## Customer Reviews

### ⭐ Disappointing Experience with This Product
*by S***V on December 19, 2024*

I had high hopes for this device, but it turned out to be a letdown. First, the lack of a physical manual was inconvenient, it took a while to get the electronic version, and even then, the instructions weren’t very clear and the device was not as shown in the images. The audio quality was another major issue. Despite the claims of a 4-watt amplifier, the sound output was inconsistent and often too weak to hear clearly. The connection wasn’t reliable either, and I experienced frequent dropouts during use. While the earpiece’s small size makes it discreet, it’s almost too small to handle easily. Inserting it into the ear canal was tricky, and removing it was even harder, which raised safety concerns. Overall, this product didn’t live up to its promises. For the price, I expected better performance and a more straightforward experience. I wouldn’t recommend it. At last, the seller was not trusted. When I reached out for a return no response.

### ⭐⭐⭐⭐⭐ LOUD, clear, and easy to use!
*by B***Y on August 14, 2024*

The earpiece is like the standard for these "spy earpiece" products, but the induction coil you put around your neck is very high quality. The fit is good, it sits comfortably around your neck, and you are able to do physical tasks without risking damaging the headphone jack connector - because there is none! Most importantly, again, the sound quality on this thing is unlike ANY i've seen before. Usually I have to turn the volume up on these kinds of earpieces because of how quiet they are, but this one i actually had to turn it DOWN because the performance on this induction coil was so strong! Overall, I think this might just be the best "spy earpiece" product out there! Tad expensive with the 70$ pricetag but I'm glad i bought it!

### ⭐⭐⭐⭐⭐ Loved it! Worked perfectly.
*by H***N on August 31, 2025*

Worked as expected, audio was clear, and setting up Bluetooth was easy. Perfect for sneaky business.

## Frequently Bought Together

- ZCMMF Bluetooth Neckloop Invisible Small Earpiece Super Small Nano Bug Bluetooth Wireless GSM Neckloop Box ID Card Wallet Covert System
- SKOANBE SR416SW 337 1.55V Watch Battery (10-Pack)
- COOMAX Mini Hidden Spy Earphone Wireless Earpiece Headset Microphone Detection

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*Product available on Desertcart Mexico*
*Store origin: MX*
*Last updated: 2026-02-28*