---
product_id: 644884572
title: "Boult Audio K40 True Wireless in Ear Earbuds with 48H Playtime"
brand: "goboult"
price: "6390 kr"
currency: ISK
in_stock: true
reviews_count: 5
category: "Goboult"
url: https://www.desertcart.is/products/644884572-boult-audio-k40-true-wireless-in-ear-earbuds-with-48h
store_origin: IS
region: Iceland
---

# 4 ENC mics crystal calls 45ms ultra-low latency 48H marathon battery Boult Audio K40 True Wireless in Ear Earbuds with 48H Playtime

**Brand:** goboult
**Price:** 6390 kr
**Availability:** ✅ In Stock

## Summary

> 🎧 Elevate your sound game with Boult K40 — where endurance meets precision.

## Quick Answers

- **What is this?** Boult Audio K40 True Wireless in Ear Earbuds with 48H Playtime by goboult
- **How much does it cost?** 6390 kr with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.is](https://www.desertcart.is/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

- • **Fast Type-C Charging:** Get 100 minutes of playback from just 10 minutes of charging—perfect for your fast-paced lifestyle.
- • **BoomX 13mm Bass Drivers:** Feel every beat with deep, powerful bass that transforms your playlists into a live concert experience.
- • **Endless 48-Hour Playtime:** Stay unplugged and unstoppable with two full days of immersive audio on a single charge.
- • **Game-Changing 45ms Latency:** Dominate every gaming session with near-instant audio response that keeps you ahead of the competition.
- • **Pro-Grade Quad Mic Clarity:** Experience calls so clear, it’s like your voice is right there in the room—thanks to advanced ENC noise cancellation.

## Overview

Boult Audio K40 True Wireless Earbuds deliver an impressive 48-hour battery life, ultra-low 45ms latency for gaming, and crystal-clear calls with 4 ENC microphones. Featuring powerful 13mm bass drivers and fast Type-C charging, these earbuds combine cutting-edge tech with sleek Indian craftsmanship to keep you connected and in control all day long.

## Description

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

Review: Stay away - Not great
Review: Value for money, go for it... - Good sound quality, great battery life - can last upto 8 hrs, easy to connect, noise cancellation...great build quality, looks premium...

## 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 | #58,369 in Electronics ( See Top 100 in Electronics ) #2,925 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 3,522 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 | Passive Noise Cancellation |
| Noise control | Passive 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)
![Boult Audio K40 True Wireless in Ear Earbuds with 48H Playtime - Image 2](https://m.media-amazon.com/images/I/61WNJanZcvL.jpg)
![Boult Audio K40 True Wireless in Ear Earbuds with 48H Playtime - Image 3](https://m.media-amazon.com/images/I/81fbnS8IvWL.jpg)
![Boult Audio K40 True Wireless in Ear Earbuds with 48H Playtime - Image 4](https://m.media-amazon.com/images/I/81e+iX2fCvL.jpg)
![Boult Audio K40 True Wireless in Ear Earbuds with 48H Playtime - Image 5](https://m.media-amazon.com/images/I/81kzZgmx9xL.jpg)

## Available Options

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

## Customer Reviews

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

Not great

### ⭐⭐⭐⭐⭐ Value for money, go for it...
*by R***X on 19 May 2026*

Good sound quality, great battery life - can last upto 8 hrs, easy to connect, noise cancellation...great build quality, looks premium...

### ⭐⭐⭐⭐⭐ Top Audio Quality For Next To Nothing
*by R***L on 21 August 2025*

For the price, these earbuds have amazing sound. The sound they produce is comparable to that produced by earbuds that are hundreds of pounds more expensive. I tried a number of the earbud models from this Indian manufacturer, and there wasn’t one pair I wasn’t impressed with. Seriously, they cost about a tenner, you have no decent excuse for not trying them out yourself. Two thumbs up, for the entire range! 👍🏼👍🏼

## 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.is/products/644884572-boult-audio-k40-true-wireless-in-ear-earbuds-with-48h](https://www.desertcart.is/products/644884572-boult-audio-k40-true-wireless-in-ear-earbuds-with-48h)

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*Product available on Desertcart Iceland*
*Store origin: IS*
*Last updated: 2026-06-22*