---
product_id: 644884572
title: "Boult Audio K40 True Wireless in Ear Earbuds with 48H Playtime"
brand: "goboult"
price: "€ 57.96"
currency: EUR
in_stock: true
reviews_count: 5
category: "Goboult"
url: https://www.desertcart.fr/products/644884572-boult-audio-k40-true-wireless-in-ear-earbuds-with-48h
store_origin: FR
region: France
---

# 4 ENC mics for crystal-clear calls 45ms ultra-low latency gaming 48H nonstop playtime Boult Audio K40 True Wireless in Ear Earbuds with 48H Playtime

**Brand:** goboult
**Price:** € 57.96
**Availability:** ✅ In Stock

## Summary

> 🎧 Elevate your sound game — power, precision, and pride in every beat!

## Quick Answers

- **What is this?** Boult Audio K40 True Wireless in Ear Earbuds with 48H Playtime by goboult
- **How much does it cost?** € 57.96 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.fr](https://www.desertcart.fr/products/644884572-boult-audio-k40-true-wireless-in-ear-earbuds-with-48h)

## Best For

- goboult enthusiasts

## Why This Product

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

## Key Features

- • **BoomX 13mm Bass Drivers:** Feel every beat with deep, powerful bass that transforms your playlist.
- • **Made in India with Pride:** Own a piece of cutting-edge local innovation crafted for the modern professional.
- • **Epic 48-Hour Battery Life:** Stay unplugged and unstoppable with two full days of immersive audio.
- • **Game-Changing 45ms Low Latency:** Dominate every match with lightning-fast audio sync that keeps you ahead.
- • **Pro-Grade Quad Mic Noise Cancellation:** Experience calls so clear, it’s like your voice is in the room.

## Overview

Boult Audio K40 True Wireless Earbuds deliver an unmatched 48-hour battery life, ultra-low 45ms latency for gaming, and quad mic environmental noise cancellation for crystal-clear calls. Featuring 13mm BoomX bass drivers and fast Type-C charging, these earbuds combine premium sound quality with durable, lightweight design — proudly made in India to keep you connected and ahead in work, play, and everything in between.

## Description

48H playtime with 45ms ultra-low latency play and 4 microphones for crystal clear calls. Breathable LEDs for the ultimate gaming experience

Review: Best Buds ever - Terese headphones are just LIT 🔥. Durability is awsm like 20kg dumbell fell on it and it's still working im amazed . Bass quality is amazing. The only thing that causes me to write review is it's build quality and sound . Size is very nice easy to carry . Call quality is best too . It's been a year and now I'm writing this review
Review: Stay away - Not great

## Features

- ✅ 48H Playtime: Enjoy an exceptional 48 hours of continuous playtime with these cutting-edge Bluetooth earbuds, ensuring your music, calls, and gaming sessions never miss a beat.
- ✅ 4 ENC Calling Mics: Immerse yourself in crystal-clear calls with Zen Quad Mic Environmental Noise Cancellation technology. These earbuds make communication seamless, enhancing your connectivity experience.
- ✅ 45ms Low Latency Gaming: Elevate your gaming precision with 45ms Low Latency, providing gamers with a competitive edge and ensuring a responsive and immersive gaming experience on these advanced ear buds.
- ✅ 13mm Bass Drivers: Immerse in rich sound with 13mm Bass Drivers and BoomX Technology, delivering powerful and resonant bass for a music experience that's nothing short of extraordinary with Boult's wireless earbuds.
- ✅ Crafted in India: Proudly Made in India, these earbuds showcase local innovation and craftsmanship, offering a blend of quality and national pride that sets them apart in the Bluetooth earphones market.
- ✅ Type-C Fast Charging: Stay powered up with Lightning Boult Type-C Fast Charging, ensuring your earbuds are always ready for action. Charge swiftly and enjoy uninterrupted audio on the go. 10 Mins of charge = 100 Mins of playtime.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0CTCX6CHW |
| Additional Features | 13mm Base Drivers, 4 ENC call musicians, 45ms low latency game, 48H Playtime, Fast Charging, Lightweight, Made in India Headphones, Microphone Included, Noise Cancellation, Noise Reduction, Sweatproof, Touch Control, Touch Controller |
| Age Range Description | Adult |
| Antenna Location | Calling, Cycling, Exercising, Gaming, Motorcycle, Motorcycling, Rings, Skateboarding, Training |
| Audio Driver Size | 13 Millimeters |
| Audio Driver Type | Dynamic Driver |
| Audio Latency | 45 Milliseconds |
| Battery Average Life | 48 Hours |
| Battery Charge Time | 100 minutes |
| Best Sellers Rank | #54,320 in Electronics ( See Top 100 in Electronics ) #2,429 in In-Ear Headphones |
| Bluetooth Range | 10 Meters |
| Bluetooth Version | 5.3 |
| Brand | GOBOULT |
| Built-In Media | Extra Pair of Earplugs, Type-C Fast Charging Cable, User Manual, Warranty Card, Wireless Charging Case |
| Cable Features | Type-C Fast Charging Cable |
| Carrying Case Battery Charging Time | 100 Minutes |
| Carrying Case Color | Ivory White |
| Carrying Case Height | 45 Millimeters |
| Carrying Case Length | 62 Millimeters |
| Carrying Case Material | Plastic or Metal |
| Carrying Case Width | 24 Millimeters |
| Color | K40 Ivory White |
| Colour | K40 Ivory White |
| Compatible Devices | Cellphones, Desktops, Gaming Consoles, Laptops, Tablets |
| Connectivity Technology | Wireless |
| Control Method | Touch |
| Control Type | Voice Control |
| Controller Type | Google Assistant |
| Customer Package Type | Rigid and Cushioned Case |
| Customer Reviews | 3.9 out of 5 stars 3,409 Reviews |
| Ear placement | In Ear |
| Earpiece Shape | In-ear |
| Enclosure Material | Rubber |
| Form factor | In Ear |
| Frequency Range | 20Hz - 20,000Hz |
| Headphone Folding Features | In Ear |
| Headphone Jack | Type-C Quick Charge Socket |
| Headphones Ear Placement | In Ear |
| Impedance | 32 Ohms |
| Item Type Name | Genuine Wireless Earbuds in Earplugs |
| Item Weight | 35.9 Grams |
| Manufacturer | Boult Audio |
| Model Name | Airbass |
| Model Number | Airbass |
| Noise Control | Environmental Noise Cancellation |
| Noise control | Environmental Noise Cancellation |
| Number of Items | 1 |
| Sensitivity | 115 dB |
| Specific Uses For Product | Entertainment, Gaming, Professional |
| Water Resistance Level | Water Resistant |
| Wireless Technology | Bluetooth |

## Product Details

- **Brand:** GOBOULT
- **Colour:** K40 Ivory White
- **Ear placement:** In Ear
- **Form factor:** In Ear
- **Impedance:** 32 Ohms

## Images

![Boult Audio K40 True Wireless in Ear Earbuds with 48H Playtime - Image 1](https://m.media-amazon.com/images/I/71+Tba1MeJL.jpg)

## Available Options

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

## Customer Reviews

### ⭐⭐⭐⭐⭐ Best Buds ever
*by A***T on 13 June 2026*

Terese headphones are just LIT 🔥. Durability is awsm like 20kg dumbell fell on it and it's still working im amazed . Bass quality is amazing. The only thing that causes me to write review is it's build quality and sound . Size is very nice easy to carry . Call quality is best too . It's been a year and now I'm writing this review

### ⭐⭐ Stay away
*by M***Y on 24 September 2025*

Not great

### ⭐⭐⭐⭐⭐ Good Earbuds at Budget Price
*by B***N on 25 December 2024*

I’ve been using the Boult Audio K40 True Wireless Earbuds for a few days now, and I have to say, they’ve really exceeded my expectations! These earbuds are incredibly versatile, making them perfect for a variety of uses, whether it’s for listening to music, taking calls, or even gaming. The 48-hour playtime is definitely a standout feature. I don’t have to worry about charging them constantly, which is so convenient, especially on long days when I need them for work or just unwinding with some music. The Type-C fast charging is a nice touch, allowing for quick juice-ups when needed. The sound quality is crisp, and the 13mm bass drivers deliver a surprisingly deep and punchy sound. Whether I’m jamming to my favorite playlist or watching videos, the audio is clear and immersive. I also really appreciate the Clear Calling feature, with 4 mics ensuring that my voice is loud and clear during calls. Even in a noisy environment, I haven’t had any issues with the quality of my calls, which is a huge plus for both work and personal use. As someone who enjoys gaming, the 45ms low latency gaming feature is a game-changer! There’s no lag, and I get to enjoy a seamless gaming experience without the usual delay that many Bluetooth earbuds have. Finally, the ergonomic design with a premium grip ensures that the earbuds stay snug in my ears, no matter what I’m doing. They’re so comfortable, I can wear them for hours without discomfort. All in all, these Boult Audio K40 Earbuds are a fantastic option for anyone looking for high-quality, all-around wireless earbuds. They’re great for daily use, whether you’re working, exercising, gaming, or just chilling out with your favorite tunes. Thanks to Amazon for bringing this amazing earbuds to us!

## Frequently Bought Together

- Boult Audio K40 True Wireless in Ear Earbuds with 48H Playtime
- Boult Audio Z40 Pro with 100H Playtime, Quad Mic ENC, 45ms Low Latency Gaming, Premium Rubber Grip Case, 13mm Bass Drivers, Made in India TWS Bluetooth 5.3 Truly Wireless in Ear Earbuds (Jungle)
- Boult Audio W20 Truly Wireless in Ear Earbuds with 35H Playtime, Zen™ ENC Mic, 45ms Low Latency, 13mm Bass Drivers, Type-C Fast Charging, Touch Control, IPX5 ear buds TWS (Glacier Blue)

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**Shop now:** [https://www.desertcart.fr/products/644884572-boult-audio-k40-true-wireless-in-ear-earbuds-with-48h](https://www.desertcart.fr/products/644884572-boult-audio-k40-true-wireless-in-ear-earbuds-with-48h)

---

*Product available on Desertcart France*
*Store origin: FR*
*Last updated: 2026-09-21*