---
product_id: 554463744
title: "Truefree O1 Open Ear Bluetooth 5.3 Sports Headphones, Wireless Air Conduction, 4 Mic Clear Calls, 16.2 mm Drivers, 45 Hours Playtime"
brand: "truefree"
price: "€ 203.06"
currency: EUR
in_stock: false
reviews_count: 9
category: "Truefree"
url: https://www.desertcart.gr/products/554463744-truefree-o1-open-ear-bluetooth-5-3-sports-headphones-wireless
store_origin: GR
region: Greece
---

# 16.2mm drivers for immersive sound Bluetooth 5.3 for ultra-stable connection 45 hours total playtime with charging case Truefree O1 Open Ear Bluetooth 5.3 Sports Headphones, Wireless Air Conduction, 4 Mic Clear Calls, 16.2 mm Drivers, 45 Hours Playtime

**Brand:** truefree
**Price:** € 203.06
**Availability:** ❌ Out of Stock

## Summary

> 🎧 Stay connected, stay ahead — sound that moves with you!

## Quick Answers

- **What is this?** Truefree O1 Open Ear Bluetooth 5.3 Sports Headphones, Wireless Air Conduction, 4 Mic Clear Calls, 16.2 mm Drivers, 45 Hours Playtime by truefree
- **How much does it cost?** € 203.06 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.gr](https://www.desertcart.gr/products/554463744-truefree-o1-open-ear-bluetooth-5-3-sports-headphones-wireless)

## Best For

- truefree enthusiasts

## Why This Product

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

## Key Features

- • **Crystal Clear Calls:** Four mics with ENC noise cancellation ensure your voice is heard loud and clear, even in busy environments.
- • **Marathon Battery Life:** Up to 10 hours per charge, plus a portable case boosting total playtime to 45 hours—never miss a beat.
- • **Effortless All-Day Comfort:** Open-ear design with over-ear hooks keeps you aware and worry-free during long wear.
- • **Immersive Audio Experience:** Powerful 16.2mm upward-firing drivers deliver rich bass and crystal-clear sound details.
- • **Seamless Connectivity & Control:** Latest Bluetooth 5.3 with multi-point pairing and app customization for effortless switching and personalized sound.

## Overview

The Truefree O1 Open Ear Bluetooth 5.3 Sports Headphones combine cutting-edge air conduction technology with a secure over-ear hook design, delivering immersive sound through 16.2mm drivers and crystal-clear calls via four noise-cancelling microphones. With an impressive 45-hour total battery life, ultra-stable Bluetooth 5.3 connectivity, and app-enabled customization, these headphones are engineered for active professionals who demand comfort, clarity, and all-day performance without losing touch with their surroundings.

## Description

Truefree O1 Open Ear Bluetooth 5.3 Sports Headphones, Wireless Air Conduction, 4 Mic Clear Calls, 16.2 mm Drivers, 45 Hours Playtime : desertcart.in: Electronics

Review: Best One Lovely Sound, Just Wow! - Wow! The product goes beyond expectation, it feels like you didn't wear it. It delivers sound with every details and battery lasts more than 9 hrs in single case. I ordered this product on 04 Jan 2024 and the delivery date was 23 Jan 24 but it was delayed due to weather issues. But the importer/seller "Peach imports" helped me a lot and delivered it whereas desertcart customer service asked me to take refund. But the seller was so helpful and gave me prompt response. Thumbs Up to Product and Thumbs Up to Peach Imports.👌👌👌🥳🥳🥳🥳
Review: One of the best calling open ear earbuds - Awesome call quality, good bass in music... what else one could want? Battery life is also impressive. Pretty light on ears, can be worn at a stretch of 12-14 hours

## Features

- [Comfortable Fit & Enhanced Consciousness] - truefree O1 headphones offer a worry-free fit with over-ear hooks, eliminating worries about small ear canals, long-time discomfort and frequent drops. The open ear design allows you to stay connected with your surroundings. Whether you cruise bustling streets or engaging in outdoor activities, you will never miss a precious moment.
- [Immersive Sound & Powerful Bass] - Enjoy an exceptional audio experience with the truefree O1 headphones equipped with stunning 16.2mm drivers. Large speakers create a spacious sound stage, revealing intricate detail and faithfully reproducing the original sound. Coupled with an advanced bass enhancement algorithm, these headphones deliver enchanting and immersive sound, accentuated by deep, powerful bass.
- [Four Microphones & Directional Sound Transmission] - With four microphones and advanced ENC noise cancellation technology, the headphones effectively filter ambient noise and provide crystal clear voice during phone calls. Adopt the innovative directional sound transmission technology to eliminate the problem of sound leakage and make sure you can fully immerse yourself in your music, podcasts or calls without disturbing those around you.
- [Extended Listening Time & Game Mode] - Up to 10 hours of listening time on a single charge with the headphones, and conveniently recharge them with the portable charging case for a total of 45 hours. Whether in sports, travelling or working, these headphones are the perfect companion. Freely enter and exit the game mode with the left earbud. The headset delivers highly synchronized visuals and sound to optimize your gaming experience.
- [Advanced Bluetooth Technology & Wide Compatibility] - Use the latest Bluetooth 5.3 chipset to provide stable connection and effective transmission with low latency and consumption. Ensures a perfect connection between single and double modes. Wide compatibility allows you to work with most Bluetooth-enabled devices with version 4.0 and above, allowing you to enjoy your audio wirelessly without limitations.
- [App Control & Dual Connection] - Download the TRUEFREE app from Apple Store or Google Play for enhanced customization options, preset equalizers (sound equalizer), and multi-point connection control. The multi-point connection function allows simultaneous pairing with two devices and effortless switching between them.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0BZS1FTQ1 |
| Age Range (Description) | Adult |
| Audio Driver Size | 16.2 Millimetres |
| Audio Driver Type | Upward Firing Driver |
| Audio Latency | 60 Milliseconds |
| Batteries | 1 Lithium Polymer batteries required. (included) |
| Batteries Included | Yes |
| Batteries Required | No |
| Battery Life | 45 Hours |
| Battery cell composition | Lithium Polymer |
| Best Sellers Rank | #405,109 in Electronics ( See Top 100 in Electronics ) #155 in Open-Ear Headphones |
| Bluetooth Range | 10 Metres |
| Bluetooth Version | 5.3 |
| Cable Feature | Detachable |
| Cable feature | Detachable |
| Carrying Case Color | Black |
| Carrying Case Height | 33 Millimetres |
| Carrying Case Length | 92.5 Millimetres |
| Carrying Case Material | Plastic |
| Carrying Case Weight | 103 Grams |
| Carrying Case Width | 71.9 Millimetres |
| Charging Time | 45 Hours |
| Compatible Devices | Android, iOS, Windows |
| Connectivity Technology | Wireless |
| Control Method | Touch |
| Control Type | Volume Control |
| Controller Type | Touch |
| Customer Reviews | 4.2 4.2 out of 5 stars (5,222) |
| Date First Available | 27 July 2023 |
| Does it contain liquid? | No |
| Earpiece Shape | over_ear |
| Form Factor | In-ear |
| Frequency Response | 20 KHz |
| Hardware Interface | USB |
| Headphones Jack | No Jack |
| Included Components | 1 x USB cable, Charging Station, O1 Wireless Earbuds, User Manual |
| Includes Rechargeable Battery | Yes |
| Input Device Interface | Bluetooth |
| Item Dimensions LxWxH | 5.2 x 5.7 x 2.5 Centimeters |
| Item Weight | 103 g |
| Item model number | Truefree O1 |
| Manufacturer | truefree |
| Material | Plastic |
| Microphone format | Built-In |
| Model | Truefree O1 |
| Model Name | Truefree O1 |
| Model Year | 2023 |
| Net Quantity | 1 Count |
| Noise Control | None |
| Number of Items | 1 |
| Product Dimensions | 5.18 x 5.74 x 2.54 cm; 103 g |
| Recommended Uses For Product | Calling, Cycling, Exercising, Gaming, Running |
| Special Feature | Open ear, air conduction, over-ear hooks, Bluetooth 5.3, 16.2mm driver Enhanced sound, four microphones Clear calls, 45 hours |
| Special Features | Open ear, air conduction, over-ear hooks, Bluetooth 5.3, 16.2mm driver Enhanced sound, four microphones Clear calls, 45 hours |
| Specific Uses For Product | Sport, Game |
| Style | Modern |
| Supports Bluetooth Technology | Yes |
| Voltage | 3.7 Volts |
| Water Resistance Level | Water Repellent |
| Wireless Communication Technology | Bluetooth |

## Product Details

- **Brand:** truefree
- **Colour:** Black/White
- **Ear Placement:** Over Ear
- **Form Factor:** Open Ear
- **Impedance:** 16 Ohms

## Images

![Truefree O1 Open Ear Bluetooth 5.3 Sports Headphones, Wireless Air Conduction, 4 Mic Clear Calls, 16.2 mm Drivers, 45 Hours Playtime - Image 1](https://m.media-amazon.com/images/I/41PchN7qDOL.jpg)
![Truefree O1 Open Ear Bluetooth 5.3 Sports Headphones, Wireless Air Conduction, 4 Mic Clear Calls, 16.2 mm Drivers, 45 Hours Playtime - Image 2](https://m.media-amazon.com/images/I/41ZtTyIj5aL.jpg)
![Truefree O1 Open Ear Bluetooth 5.3 Sports Headphones, Wireless Air Conduction, 4 Mic Clear Calls, 16.2 mm Drivers, 45 Hours Playtime - Image 3](https://m.media-amazon.com/images/I/41sUC6K9naL.jpg)
![Truefree O1 Open Ear Bluetooth 5.3 Sports Headphones, Wireless Air Conduction, 4 Mic Clear Calls, 16.2 mm Drivers, 45 Hours Playtime - Image 4](https://m.media-amazon.com/images/I/51K1Yv4ISFL.jpg)
![Truefree O1 Open Ear Bluetooth 5.3 Sports Headphones, Wireless Air Conduction, 4 Mic Clear Calls, 16.2 mm Drivers, 45 Hours Playtime - Image 5](https://m.media-amazon.com/images/I/51ZBDPtflKL.jpg)

## Questions & Answers

**Q: Are the headphones able to get wet in the shower?**
A: Dear customer,
The waterproof rating of TRUEFREE O1 wireless headphones is IPX4, so you can't wear it in the shower. If there is sweat sticking to the headphone after exercise, it is recommended to dry it with a dry cloth, which can better protect it.

**Q: Veo una respuesta engañosa acerca de conectar a dos dispositivos, ¿es del vendedor?**
A: Estimado cliente, 
Gracias por la corrección. He cambiado la respuesta sobre el emparejamiento multipunto.

**Q: How well does it work with iPhone?**
A: Hi,
TRUEFREE O1 can work well with iPhone. As long as your device is Bluetooth-enabled with version 4.0 or above, it can work with TRUEFREE headphones.

**Q: does it work in multipoint pairing?**
A: Dear Customer,
Truefree O1 wireless earbuds doesn't work in multipoint pairing at present. But this function will be available in September.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Best One Lovely Sound, Just Wow!
*by P***R on 6 February 2024*

Wow! The product goes beyond expectation, it feels like you didn't wear it. It delivers sound with every details and battery lasts more than 9 hrs in single case. I ordered this product on 04 Jan 2024 and the delivery date was 23 Jan 24 but it was delayed due to weather issues. But the importer/seller "Peach imports" helped me a lot and delivered it whereas Amazon customer service asked me to take refund. But the seller was so helpful and gave me prompt response. Thumbs Up to Product and Thumbs Up to Peach Imports.👌👌👌🥳🥳🥳🥳

### ⭐⭐⭐⭐⭐ One of the best calling open ear earbuds
*by P***R on 21 February 2025*

Awesome call quality, good bass in music... what else one could want? Battery life is also impressive. Pretty light on ears, can be worn at a stretch of 12-14 hours

### ⭐⭐⭐⭐⭐ Good one
*by R***R on 25 October 2024*

Good one

## Frequently Bought Together

- truefree O1 Open Ear Headphones Bluetooth 5.3 Wireless Open Ear Earbuds with 16.2mm Driver, Immersive Stereo Sound, Noise-Cancellation Mic for Clear Calls, 45H Playtime, for Sports Workout
- USB C Charger TRUEFREE 35W Dual-Port Wall Charger GaN Power Adapter Fast Charging for iPhone 16/16 Pro/16 Pro Max/16 Plus/15/14/13/Android Phones/MacBook Air/iPad Pro/Switch/AirPods UL Certificated
- truefree F2 Open Ear Headphones Bluetooth 5.3 Air Conduction Wireless Headphones Sport Earbuds with 16.2mm Enhanced Bass,Dual Mic for Clear Calls,15H Playtime,Multipoint Connection,App Control

---

## 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.gr/products/554463744-truefree-o1-open-ear-bluetooth-5-3-sports-headphones-wireless](https://www.desertcart.gr/products/554463744-truefree-o1-open-ear-bluetooth-5-3-sports-headphones-wireless)

---

*Product available on Desertcart Greece*
*Store origin: GR*
*Last updated: 2026-02-01*