---
product_id: 538137999
title: "K2 Kids Bluetooth Headphones for School, Kids Headphones with Mic | Volume Limited, 40H Playtime, Built-in Mic, Stereo Sound, Foldable Over-Ear Headphones for Kids/Toddler/Travel/Tablet, Blue"
brand: "earfun"
price: "$39.83"
currency: USD
in_stock: true
category: "Ear Fun"
url: https://www.desertcart.us/products/538137999-k2-kids-bluetooth-headphones-for-school-kids-headphones-with-mic
store_origin: US
region: United States of America
---

# 40mm stereo drivers 85/94dB safe volume limit 40H ultra-long battery K2 Kids Bluetooth Headphones for School, Kids Headphones with Mic | Volume Limited, 40H Playtime, Built-in Mic, Stereo Sound, Foldable Over-Ear Headphones for Kids/Toddler/Travel/Tablet, Blue

**Brand:** earfun
**Price:** $39.83
**Availability:** ✅ In Stock

## Summary

> 🎧 Protect their ears, power their day, and keep them connected in style!

## Quick Answers

- **What is this?** K2 Kids Bluetooth Headphones for School, Kids Headphones with Mic | Volume Limited, 40H Playtime, Built-in Mic, Stereo Sound, Foldable Over-Ear Headphones for Kids/Toddler/Travel/Tablet, Blue by earfun
- **How much does it cost?** $39.83 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/538137999-k2-kids-bluetooth-headphones-for-school-kids-headphones-with-mic)

## Best For

- earfun enthusiasts

## Why This Product

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

## Key Features

- • **All-Day Power Play:** Uninterrupted 40-hour battery life keeps kids connected from school to playtime.
- • **Hearing-Safe Sound:** WHO-approved volume limit protects young ears without sacrificing audio clarity.
- • **Crystal-Clear Calls:** Built-in HD mic with Bluetooth 5.4 ensures seamless hands-free communication for online classes and chats.
- • **Travel-Ready Design:** Durable, foldable, and lightweight—perfect for on-the-go learning and entertainment.
- • **Kid-Approved Comfort:** Soft memory foam and CPC-certified materials deliver a cozy, safe fit for hours of wear.

## Overview

EarFun K2 Kids Bluetooth Headphones combine 40mm stereo drivers with a WHO-compliant 85/94dB volume limit to safeguard young ears while delivering crisp sound. Featuring Bluetooth 5.4 for stable wireless connectivity and a built-in mic for clear calls, these foldable, lightweight headphones offer up to 40 hours of battery life with quick 2.5-hour USB-C charging. Crafted from kid-friendly, CPC-certified materials with soft memory foam cushions, they ensure comfort and durability for school, travel, and everyday use.

## Description

desertcart.com: EarFun K2 Kids Bluetooth Headphones, Kids Headphones with Volume Limited, 40H Playtime, Built-in Mic, Stereo Sound, Foldable Over-Ear Headphone for School/Travel/iPad/Tablet, Blue : Electronics

## Features

- Kids-friendly and Comfy Material. EarFun kids headphones are made of kids-friendly materials that comply with RoHS2.0 and FCC standards and pass the CPC-certified. Also, the soft memory foam headband and earpads ensure a safe and cozy wearing experience.
- 85/94dB Safe Volume Limited. The Bluetooth headphones are limited the volume to 85/94dB, which perfectly meets the WHO recommended level to prevent kids' hearing damage, and effectively protect your kids' hearing no matter in studying or traveling.
- Bluetooth 5.4 & Hands-Free Call. The headphones with Bluetooth 5.4 technology can easily connect to the devices and offer a stable connection without interrupting your music. And the built-in microphone brings a clear hands-free call experience, allowing your kids to enjoy wireless entertainment no matter in online course learning or listening.
- Balanced Stereo Sound. Developing kids' good listening habits early starts with great sound quality. EarFun wireless kids headphones are outfitted with 40mm drivers to ensure balanced stereo sound, delivering your kids or teens clear, crisp vocals and full dynamic bass.
- 40H Playtime, All Day Use. The Bluetooth headphones can keep you enjoying the playtime time of music, study and calls all day with 40 hours of ultra-long battery life. Besides the kids headphones can provide extra playback by USB-C cable recharging 2.5H for the battery.
- Reliable & Foldable. EarFun wireless Bluetooth headphones are made of wear-resistant material, the ergonomic headband can be twisted, turned and bent without breaking. The foldable and lightweight design is easier to portable for school and travel.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0C5M1JF4B |
| Additional Features | 40Hrs ultra long battery life & Foldable design, 40mm driver for stereo sound, 85/94dB volume limit for kids' hearing protection, Bluetooth 5.4 connection & Built-in HD microphones, Kid-friendly material, CPC-certified |
| Age Range Description | Kids&Teens |
| Antenna Location | Travel, School |
| Audio Driver Size | 40 Millimeters |
| Audio Driver Type | Dynamic Driver |
| Battery Average Life | 40 Hours |
| Battery Charge Time | 2.5 Hours |
| Best Sellers Rank | #870 in Electronics ( See Top 100 in Electronics ) #18 in On-Ear Headphones |
| Bluetooth Version | 5.4 |
| Brand Name | EarFun |
| Built-In Media | Cable, EarFun K2 Kids Bluetooth Headphones, User Manual |
| Cable Features | Without Cable |
| Carrying Case Color | Blue |
| Carrying Case Material | [Assumed: Fabric or Plastic] |
| Color | Blue |
| Compatible Devices | Desktops |
| Connectivity Technology | Wireless |
| Control Method | Push Button |
| Control Type | Button Control |
| Controller Type | Button |
| Customer Package Type | Rigid |
| Customer Reviews | 4.6 4.6 out of 5 stars (3,513) |
| Earpiece Shape | Rounded |
| Enclosure Material | Acrylonitrile Butadiene Styrene (ABS) |
| Frequency Range | 20 Hz - 20,000 Hz |
| Frequency Response | 20 KHz |
| Headphone Folding Features | Over Ear |
| Headphone Jack | 3.5 mm Jack |
| Headphones Ear Placement | On Ear |
| Impedance | 32 Ohms |
| Is Autographed | No |
| Item Weight | 175 Grams |
| Manufacturer | EarFun |
| Model Name | EarFun K2 Kids Bluetooth Headphones |
| Model Number | EarFun K2 |
| Noise Control | None |
| Number of Items | 1 |
| Number of Power Levels | 1 |
| Sensitivity | 100 dB |
| Specific Uses For Product | Music, School, Travel |
| Style Name | Practical |
| Total USB 2.0 Ports | 1 |
| Unit Count | 1.0 Count |
| Warranty Description | EarFun provides 18-month warranty for every product. |
| Water Resistance Level | Not Water Resistant |
| Wireless Technology | Bluetooth |

## Product Details

- **Brand:** EarFun
- **Color:** Blue
- **Ear Placement:** On Ear
- **Form Factor:** Over Ear
- **Impedance:** 32 Ohms

## Images

![K2 Kids Bluetooth Headphones for School, Kids Headphones with Mic | Volume Limited, 40H Playtime, Built-in Mic, Stereo Sound, Foldable Over-Ear Headphones for Kids/Toddler/Travel/Tablet, Blue - Image 1](https://m.media-amazon.com/images/I/71cTYDJEjaL.jpg)

## Available Options

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

## Frequently Bought Together

- EarFun K2 Kids Bluetooth Headphones, Kids Headphones with Volume Limited, 40H Playtime, Built-in Mic, Stereo Sound, Foldable Over-Ear Headphone for School/Travel/iPad/Tablet, Blue
- Amazon Fire HD 10 Kids Pro tablet (newest model) ages 6-12. Bright 10.1" HD screen, includes ad-free content, robust parental controls, 13-hr battery and slim case for older kids, 32 GB, Happy Day

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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-08-03*