---
product_id: 644884573
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 (Berry Red)"
brand: "goboult"
price: "€ 137.16"
currency: EUR
in_stock: true
category: "Goboult"
url: https://www.desertcart.fr/products/644884573-boult-audio-k40-true-wireless-in-ear-earbuds-with-48h
store_origin: FR
region: France
---

# 4 ENC Mics 45ms Low Latency 48H 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 (Berry Red)

**Brand:** goboult
**Price:** € 137.16
**Availability:** ✅ In Stock

## Summary

> 🎧 Elevate your sound game — power, precision, and clarity in one sleek package!

## 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 (Berry Red) by goboult
- **How much does it cost?** € 137.16 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/644884573-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

- • **Fast Type-C Charging:** Get 100 minutes of playtime from just 10 minutes of lightning-fast charging.
- • **BoomX 13mm Bass Drivers:** Feel every beat with deep, powerful bass that elevates your playlist.
- • **Epic 48-Hour Battery Life:** Stay unplugged and unstoppable with two full days of non-stop audio.
- • **Pro-Grade 45ms Low Latency:** Dominate gaming and video with ultra-smooth, lag-free sound sync.
- • **Crystal Clear Quad Mic Calls:** Experience noise-free conversations anywhere, anytime with 4 ENC mics.

## Overview

Boult Audio K40 True Wireless Earbuds deliver an unbeatable 48-hour battery life, ultra-low 45ms latency for gaming, and crystal-clear calls with 4 ENC microphones. Featuring 13mm BoomX bass drivers and fast Type-C charging, these IPX5 water-resistant earbuds combine premium grip comfort with Bluetooth 5.3 connectivity, making them the perfect companion for professionals and gamers on the move.

## Description

Experience audio bliss like never before with the GOBOULT W40 Earbuds. Boasting an impressive 45 hours of total playtime, they ensure uninterrupted entertainment for extended periods. Thanks to Lightning GOBOULT™ Type-C fast charging, you can get 100 minutes of playtime with just 10 minutes of charge. An ultra-low latency of 45ms guarantees smooth audio sync during gaming and video playback, immersing you in a world of excitement. Latest Blink & Pair™ Bluetooth 5.3 technology ensures effortless and instant pairing with your devices, and with ZEN™ Mode Environmental Noise Cancellation, get crystal-clear calls even in noisy surroundings. What's more, 13mm Drivers powered by BoomX™ deliver rich bass and clear treble, providing an immersive audio experience. That's not all, the GOBOULT W40 Earbuds also support SBC AAC Codecs, catering to audiophiles seeking top-notch audio quality.

## Features

- ✅ 48 Hours Playtime: Enjoy an exceptional 48 hours of continuous playtime with these cutting-edge Bluetooth earbuds, ensuring that your music, calls and gaming sessions will never miss any beat.
- ✅ Weatherproof Design: Embrace outdoors with *IPX5 water resistance*. These earbuds are built to resist water splashes, making them perfect for training and outdoor adventures.
- 1 year manufacturer's warranty from date of purchase.
- ✅ 4 ENC call microphone: Immerse yourself in crystal clear calls with Zen Quad Mic environmental noise reduction technology. These earbuds make communication seamless, improving your connection experience.
- ✅ Low Latency 45ms Game: Raise your gaming precision by 45 meters low latency, giving players a competitive advantage and ensuring a responsive and immersive gaming experience on these high-end earbuds.
- ✅ 13mm Bass Drivers: Immerse yourself in rich sound with 13mm bass drivers and BoomX technology, deliver powerful and resonant bass for a music experience that's nothing short of extraordinary with Boult's wireless earbuds.
- ✅ Type-C Fast Charging: Stay going with Lightning Boult Type-C fast charging, ensuring your earbuds are always ready for action. Charge quickly and enjoy uninterrupted noise on the go. 10 minutes charge = 100 minutes playtime.
- ✅ Made in India: These earbuds are proudly made in India, displaying local innovation and craftsmanship, offering a blend of quality and national pride that set them apart in the Bluetooth headphone market.
- ✅ PREMIUM COMFORT: Enjoy a custom fit with premium grip, providing both safety and comfort during exercise or daily commutes, which distinguishes these Bluetooth earbuds from 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 utility.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0CTCX3RJV |
| 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, Motorcycling |
| 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 | #57,347 in Electronics ( See Top 100 in Electronics ) #2,558 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 Average Life | 48 Hours |
| Carrying Case Battery Charging Time | 100 Minutes |
| Carrying Case Color | Berry Red |
| Carrying Case Height | 45 Millimeters |
| Carrying Case Length | 62 Millimeters |
| Carrying Case Material | Rubber |
| Carrying Case Weight | 35.9 Grams |
| Carrying Case Width | 24 Millimeters |
| Color | K40 Berry Red |
| 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 Box with Accessories |
| Customer Reviews | 3.9 3.9 out of 5 stars (3,415) |
| Earpiece Shape | Bud |
| Enclosure Material | Rubber |
| Frequency Range | 20 Hz - 20,000 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 |
| Is Autographed | No |
| Item Type Name | Genuine Wireless Earbuds in Earplugs |
| Item Weight | 35.9 Grams |
| Manufacturer | Boult |
| 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 | Modern |
| Theme | Gaming & Audio Quality |
| Unit Count | 1 Count |
| Water Resistance Level | Water Resistant |
| Wireless Technology | Bluetooth |

## Product Details

- **Brand:** GOBOULT
- **Colour:** K40 Berry Red
- **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 (Berry Red) - Image 1](https://m.media-amazon.com/images/I/61Yxr-LqNrL.jpg)

## Available Options

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

## Frequently Bought Together

- Boult Newly Launched Audio K40 True Wireless in Ear Earbuds with 48H Playtime, 4 Mics ENC, 45ms Low Latency Gaming, Breathing LEDs, Made in India, 13mm Drivers Bluetooth Ear Buds TWS (Berry Red)
- Boult Z60 Wireless Earbuds with 60h Playtime, 4-ENC Calling Mic, Latest Bluetooth 5.4, 13mm drivers for Deep bass, 45ms Low Latency, Type-C fast charging, Touch control & IPX7 Waterproof (Reven Black)
- Boult Z20 Pro Wireless Earbuds with 60h Playtime, 4-ENC Calling Mic, Latest BTvs 5.4, 13mm drivers for Deep bass, 45ms Low Latency, Type-C fast charging, Touch controls & IPX7 Waterproof (Powder Blue)

---

## 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.fr/products/644884573-boult-audio-k40-true-wireless-in-ear-earbuds-with-48h](https://www.desertcart.fr/products/644884573-boult-audio-k40-true-wireless-in-ear-earbuds-with-48h)

---

*Product available on Desertcart France*
*Store origin: FR*
*Last updated: 2026-09-28*