---
product_id: 644884576
title: "Boult Audio K40 True Wireless in Ear Earbuds with 48H Playtime, Clear Calling 4 Mics, 45ms Low Latency Gaming, Premium Grip, 13mm Bass Drivers, Type-C Fast Charging, BTv 5.3 Ear Buds TWS (Denim Blue)"
brand: "goboult"
price: "€ 123.27"
currency: EUR
in_stock: true
reviews_count: 5
url: https://www.desertcart.fr/products/644884576-boult-audio-k40-true-wireless-in-ear-earbuds-with-48h
store_origin: FR
region: France
---

# 4 ENC noise-cancelling mics 45ms ultra-low latency 48H marathon playtime Boult Audio K40 True Wireless in Ear Earbuds with 48H Playtime, Clear Calling 4 Mics, 45ms Low Latency Gaming, Premium Grip, 13mm Bass Drivers, Type-C Fast Charging, BTv 5.3 Ear Buds TWS (Denim Blue)

**Brand:** goboult
**Price:** € 123.27
**Availability:** ✅ In Stock

## Summary

> 🎧 Elevate your sound game — where style meets unstoppable performance!

## Quick Answers

- **What is this?** Boult Audio K40 True Wireless in Ear Earbuds with 48H Playtime, Clear Calling 4 Mics, 45ms Low Latency Gaming, Premium Grip, 13mm Bass Drivers, Type-C Fast Charging, BTv 5.3 Ear Buds TWS (Denim Blue) by goboult
- **How much does it cost?** € 123.27 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/644884576-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

- • **Bass That Moves You:** 13mm dynamic drivers with BoomX tech deliver deep, punchy bass that transforms your playlist into a live concert.
- • **Fast Charge, Faster Life:** Type-C quick charging powers you up with 100 minutes of playtime from just 10 minutes of charge—never miss a beat.
- • **Crystal-Clear Calls, Always:** Four advanced ENC microphones ensure your voice cuts through noise, making every call sound professional and pristine.
- • **Game On with Lightning Precision:** Experience ultra-responsive 45ms low latency for gaming that demands every millisecond of your focus.
- • **Endurance That Outlasts Your Hustle:** 48 hours of uninterrupted audio freedom keeps you powered through work, workouts, and weekend escapes.

## Overview

Boult Audio K40 True Wireless Earbuds combine a staggering 48-hour battery life with 45ms low latency gaming, 4 ENC microphones for crystal-clear calls, and powerful 13mm bass drivers. Designed with premium grip and IPX5 water resistance, these Bluetooth 5.3 earbuds offer fast Type-C charging and intuitive touch controls, crafted in India for the modern professional on the move.

## Description

48H playtime with 45ms ultra-low latency gaming earbuds, 4 microphones clear calls environmental noise reduction, Type-C fast charging bluetooth earbuds, 13mm bass drivers

## 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.
- ✅ 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
- ✅ 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.
- ✅ Premium Comfort: Enjoy a customized fit with Premium Grip, providing both security and comfort during workouts or daily commutes, setting these Bluetooth earbuds apart in style and functionality.
- ✅ Intuitive Controls: Command your music and calls effortlessly with integrated Touch Controls, offering a seamless and futuristic interaction experience, setting a new standard for Truly Wireless (TWS) earbuds' usability.
- ✅ Weather-Ready Design: Embrace the outdoors confidently with *IPX5 Water Resistance*. These earbuds are built to withstand water splashes, making them perfect for workouts and outdoor adventures.
- ✅ 1 Year manufacturer's warranty from the date of purchase

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Additional Features | 13mm Bass Drivers, 4 ENC Calling Mics, 45ms Low Latency Gaming, 48H Playtime, Crafted in India earbuds, Fast Charging, Lightweight, Microphone Included, Noise Cancellation, Sweatproof, Touch Control |
| Age Range Description | Adult |
| Antenna Location | Calling, Cycling, Exercising, Gaming, Motorcycle, Motorcycling, Rings, Skateboarding, Training |
| Asin | B0CTCWQLLP |
| 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 | #34,315 in Electronics (See Top 100 in Electronics) #1,647 in In-Ear Headphones |
| Bluetooth Range | 10 Meters |
| Bluetooth Version | 5.3 |
| Brand | GOBOULT |
| Built In Media | Extra Pair of Eartips, Type-C Fast Charging Cable, User Manual, Warranty Card, Wireless Charging Case |
| Cable Features | Type-C Fast Charging Cable |
| Carrying Case Battery Average Life | 48 Hours |
| Carrying Case Battery Charging Time | 100 Minutes |
| Carrying Case Color | Denim Blue |
| Carrying Case Height | 45 Millimeters |
| Carrying Case Length | 62 Millimeters |
| Carrying Case Material | plastic |
| Carrying Case Weight | 35.9 Grams |
| Carrying Case Width | 24 Millimeters |
| Color | K40 Denim Blue |
| 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 | Protective Packaging |
| Customer Reviews | 3.9 3.9 out of 5 stars (5,392) 3.9 out of 5 stars |
| Earpiece Shape | Bud |
| Enclosure Material | Rubber |
| Frequency Range | 20 Hz |
| Frequency Response | 20 Hz |
| 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 | Passive Noise Cancellation |
| Number Of Items | 1 |
| Sensitivity | 115 dB |
| Specific Uses For Product | Entertainment, Gaming, Professional |
| Style Name | Functional, Resistance, Craftsman, Standard, Seamless |
| Total Usb 2 0 Ports | 1 |
| Unit Count | 1.0 Count |
| Water Resistance Level | Water Resistant |
| Wireless Technology | Bluetooth |

## Product Details

- **Brand:** GOBOULT
- **Colour:** K40 Denim Blue
- **Ear placement:** In Ear
- **Form factor:** In Ear
- **Impedance:** 32 Ohms

## Images

![Boult Audio K40 True Wireless in Ear Earbuds with 48H Playtime, Clear Calling 4 Mics, 45ms Low Latency Gaming, Premium Grip, 13mm Bass Drivers, Type-C Fast Charging, BTv 5.3 Ear Buds TWS (Denim Blue) - Image 1](https://m.media-amazon.com/images/I/61bzNZuNV9L.jpg)
![Boult Audio K40 True Wireless in Ear Earbuds with 48H Playtime, Clear Calling 4 Mics, 45ms Low Latency Gaming, Premium Grip, 13mm Bass Drivers, Type-C Fast Charging, BTv 5.3 Ear Buds TWS (Denim Blue) - Image 2](https://m.media-amazon.com/images/I/61mAUUHUrRL.jpg)
![Boult Audio K40 True Wireless in Ear Earbuds with 48H Playtime, Clear Calling 4 Mics, 45ms Low Latency Gaming, Premium Grip, 13mm Bass Drivers, Type-C Fast Charging, BTv 5.3 Ear Buds TWS (Denim Blue) - Image 3](https://m.media-amazon.com/images/I/81fbnS8IvWL.jpg)
![Boult Audio K40 True Wireless in Ear Earbuds with 48H Playtime, Clear Calling 4 Mics, 45ms Low Latency Gaming, Premium Grip, 13mm Bass Drivers, Type-C Fast Charging, BTv 5.3 Ear Buds TWS (Denim Blue) - Image 4](https://m.media-amazon.com/images/I/819C3mkR07L.jpg)
![Boult Audio K40 True Wireless in Ear Earbuds with 48H Playtime, Clear Calling 4 Mics, 45ms Low Latency Gaming, Premium Grip, 13mm Bass Drivers, Type-C Fast Charging, BTv 5.3 Ear Buds TWS (Denim Blue) - Image 5](https://m.media-amazon.com/images/I/81BG9zfh0-L.jpg)

## Available Options

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

## Customer Reviews

### ⭐⭐⭐⭐⭐ 5 stars.
*by  on Reviewed in the United Kingdom 29 September 2025*

Great sound quality, long lasting battery, easy to charge, great quality and comes with spare ear buds. Easy to connect, and just overall great! Definitely worth buying.

### ⭐⭐⭐⭐⭐ Great product for a modest price.
*by  on Reviewed in India 3 February 2025*

First of all the design feels good and the buds fit very nicely in the ears with no effort. No fear of falling! Next It surprised me with the sound. The vocals are very clear. The bass is very smooth and deep enough. The highs are nice too. Voice calls are clear for both the parties. So I am struggling to find fault with this device. Just go for it.

### ⭐⭐⭐⭐⭐ Value for money
*by  on Reviewed in India 14 June 2026*

One year After purchase I write review it's working great and very good quality

## Frequently Bought Together

- Boult Audio K40 True Wireless in Ear Earbuds with 48H Playtime, Clear Calling 4 Mics, 45ms Low Latency Gaming, Premium Grip, 13mm Bass Drivers, Type-C Fast Charging, BTv 5.3 Ear Buds TWS (Denim Blue)
- Boult Audio Z40 True Wireless in Ear Earbuds with 60H Playtime, Zen™ ENC Mic, Low Latency Gaming, Type-C Fast Charging, Made in India, 10mm Rich Bass Drivers, IPX5, Bluetooth 5.3 Ear Buds TWS (Black)
- Boult W20 Wireless Earbuds with 35h Playtime, Latest Bluetooth 5.4, 13mm drivers for Deep bass, ENC mic, 45ms Low Latency, Type-C fast charging, Touch controls & IPX7 Waterproof (Glacier Blue)

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**Shop now:** [https://www.desertcart.fr/products/644884576-boult-audio-k40-true-wireless-in-ear-earbuds-with-48h](https://www.desertcart.fr/products/644884576-boult-audio-k40-true-wireless-in-ear-earbuds-with-48h)

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*Product available on Desertcart France*
*Store origin: FR*
*Last updated: 2026-09-02*