---
product_id: 740170139
title: "PingaOculto Spy Earpiece Bluetooth Wireless Earphones Invisible Hidden Mini Headset Exam Phone Microphone Adhesive Strips - Secret Earphone Micro Listening Device Ear Cheating (Spy Earpiece Nano V4)"
brand: "pingaoculto"
price: "670 zł"
currency: PLN
in_stock: true
url: https://www.desertcart.pl/products/740170139-pingaoculto-spy-earpiece-bluetooth-wireless-earphones-invisible-hidden-mini-headset
store_origin: PL
region: Poland
---

# 3mm ultra-mini Bluetooth 4.0 stealth 4-hour induction collar battery life Integrated covert microphone PingaOculto Spy Earpiece Bluetooth Wireless Earphones Invisible Hidden Mini Headset Exam Phone Microphone Adhesive Strips - Secret Earphone Micro Listening Device Ear Cheating (Spy Earpiece Nano V4)

**Brand:** pingaoculto
**Price:** 670 zł
**Availability:** ✅ In Stock

## Summary

> 🎧 Stay invisible, stay connected—your secret edge in every room.

## Quick Answers

- **What is this?** PingaOculto Spy Earpiece Bluetooth Wireless Earphones Invisible Hidden Mini Headset Exam Phone Microphone Adhesive Strips - Secret Earphone Micro Listening Device Ear Cheating (Spy Earpiece Nano V4) by pingaoculto
- **How much does it cost?** 670 zł with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.pl](https://www.desertcart.pl/products/740170139-pingaoculto-spy-earpiece-bluetooth-wireless-earphones-invisible-hidden-mini-headset)

## Best For

- pingaoculto enthusiasts

## Why This Product

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

## Key Features

- • **Covert Communication:** Built-in spy microphone in the collar enables subtle signals like coughs or knocks—stay connected without a sound.
- • **Invisible Power Play:** At just 3mm diameter, this earpiece disappears in your ear—perfect for discreet communication.
- • **Seamless Bluetooth Sync:** Connect effortlessly with any iPhone or Android device via Bluetooth 4.0 for flawless calls and recordings.
- • **Endurance for the Long Haul:** Up to 4 hours of continuous use with induction collar charging—no need to recharge the earpiece itself.
- • **Water Resistant & Lightweight:** Durable plastic design weighing only 0.1 kg, ready for any environment without compromising comfort.

## Overview

The PingaOculto Spy Earpiece is a cutting-edge, ultra-mini Bluetooth 4.0 wireless headset designed for discreet communication during exams, presentations, or covert operations. Featuring a 3mm diameter invisible design, integrated microphone in the induction collar, and up to 4 hours of battery life, it ensures seamless, undetectable connectivity compatible with all smartphones. Water resistant and lightweight, it’s the ultimate tool for professionals who demand stealth and reliability.

## Description

Full description not available

## Features

- 📶【 Bluetooth Earphones 】 The smallest wireless, hidden magnet earpieces on the market with a mini size of only 3 mm in diameter. Completely hidden in the ear and undetectable.
- ⭐【 For Exams 】 The exam earpiece serves as an exam cheat sheet, for presentations or spy communications. The magnet spy earphones can be used in noiseless environments such as an exam room or library.
- 📱【 Calls and Recordings 】 Works with mobile phone for phone calls or recordings by connecting via Bluetooth 4.0. Compatible with all mobile phones including iPhone and Android.
- 🎙️【 Integrated Microphone 】 It includes a small spy microphone built into the collar that is placed in the hidden collar and allows for short communications such as coughing or knocking.
- 🔋【 Hours of Autonomy 】 Induction collar battery life of approximately 4 hours depending on volume. Includes charging cable and EU charger for the induction neckloop. The Earpiece does not require charging.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Included components | User Manual |
| Age range (description) | Adult |
| Material | Plastic |
| Specific uses for product | Exams, Presentations |
| Charging time | 4 Hours |
| Recommended uses for product | Exams, Presentations |
| Compatible devices | Cellphones, iPhone, Android |
| Control type | Media Control |
| Cable feature | Without Cable |
| Item weight | 0.1 Kilograms |
| Water resistance level | Water Resistant |
| Package type | Protective or padded packaging |
| Unit count | 11.0 Count |
| Style | V4 Magnet |
| Control method | Remote |
| Number of items | 1 |
| Manufacturer | PingaOculto |
| Item model number | UTP-CT-NANO |
| Package Dimensions | 16.4 x 12.1 x 2.4 cm; 100 g |
| ASIN | B085CG7286 |
| Guaranteed software updates until | unknown |

## Product Details

- **Brand:** PingaOculto
- **Colour:** Black
- **Ear placement:** In Ear
- **Form factor:** In Ear
- **Impedance:** 100 Ohms
- **Noise control:** None
- **Headphone jack:** usb
- **Model name:** Spy Earpiece Nano V4
- **Connectivity technology:** Wireless
- **Wireless communication technology:** Bluetooth

## Images

![PingaOculto Spy Earpiece Bluetooth Wireless Earphones Invisible Hidden Mini Headset Exam Phone Microphone Adhesive Strips - Secret Earphone Micro Listening Device Ear Cheating (Spy Earpiece Nano V4) - Image 1](https://m.media-amazon.com/images/I/71yl-x0aygL.jpg)

## Available Options

This product comes in different **Size** options.

## Frequently Bought Together

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**Shop now:** [https://www.desertcart.pl/products/740170139-pingaoculto-spy-earpiece-bluetooth-wireless-earphones-invisible-hidden-mini-headset](https://www.desertcart.pl/products/740170139-pingaoculto-spy-earpiece-bluetooth-wireless-earphones-invisible-hidden-mini-headset)

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*Product available on Desertcart Poland*
*Store origin: PL*
*Last updated: 2026-01-22*