---
product_id: 710132435
title: "EarFun OpenJump Open Ear Headphones, Wireless Earbuds with Ergonomic Earhook, Hi-Res Sound, LDAC, 4 Mics ENC Call, 42H Playtime, Multipoint Connection, IPX7 Waterproof, Snug Fit for Workout, Running"
brand: "earfun"
price: "R4877"
currency: ZAR
in_stock: true
url: https://www.desertcart.co.za/products/710132435-earfun-openjump-open-ear-headphones-wireless-earbuds-with-ergonomic-earhook
store_origin: ZA
region: South Africa
---

# 14.2mm Hi-Res driver IPX7 waterproof rating 42H total playtime EarFun OpenJump Open Ear Headphones, Wireless Earbuds with Ergonomic Earhook, Hi-Res Sound, LDAC, 4 Mics ENC Call, 42H Playtime, Multipoint Connection, IPX7 Waterproof, Snug Fit for Workout, Running

**Brand:** earfun
**Price:** R4877
**Availability:** ✅ In Stock

## Summary

> 🎧 Elevate your active lifestyle with open-ear freedom and pro-grade sound clarity!

## Quick Answers

- **What is this?** EarFun OpenJump Open Ear Headphones, Wireless Earbuds with Ergonomic Earhook, Hi-Res Sound, LDAC, 4 Mics ENC Call, 42H Playtime, Multipoint Connection, IPX7 Waterproof, Snug Fit for Workout, Running by earfun
- **How much does it cost?** R4877 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.za](https://www.desertcart.co.za/products/710132435-earfun-openjump-open-ear-headphones-wireless-earbuds-with-ergonomic-earhook)

## 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

- • **Open-Ear Comfort Fit:** Ergonomic double-curved design with adjustable ear hooks for all-day secure wear without pressure.
- • **Marathon Battery Life:** Up to 11 hours per charge, 42 hours total with case, plus 2 hours playback from a quick 10-minute charge.
- • **Hi-Res Audio Immersion:** Powered by LDAC and 14.2mm wool composite drivers with BassSurge tech for deep bass and crystal-clear highs.
- • **AI-Enhanced 4 Mic Calls:** Four beamforming mics with AI noise cancellation deliver studio-quality call clarity anywhere.
- • **Sweatproof & Multipoint Ready:** IPX7 waterproof and Bluetooth 5.3 multipoint connection keep you connected and protected during workouts and multitasking.

## Overview

The EarFun OpenJump wireless earbuds combine an innovative open-ear ergonomic design with premium Hi-Res LDAC audio, AI-powered 4-mic call clarity, and an ultra-long 42-hour battery life. With IPX7 waterproofing and Bluetooth 5.3 multipoint connectivity, these earbuds are engineered for seamless all-day comfort, crystal-clear calls, and unstoppable workouts.

## Description

Full description not available

## Features

- Open-Ear Design, Hooked on Comfort. Engineered for comfort, the EarFun OpenJump wireless headphones feature an open-ear design with a double-curved surface and soft, adjustable ear hooks. This ergonomic design ensures a secure, snug fit, allowing you to enjoy comfort all day without pressure or discomfort.
- Hi-Res Sound, Rich in Detail. Refined with LDAC and Hi-Res audio, the EarFun OpenJump open ear headphones are equipped with a large 14.2mm wool composite driver and enhanced with EarFun BassSurge technology, delivering deep bass, crisp treble, and stereo sound for a natural, immersive listening experience.
- Crystal-Clear Calls with AI Enhanced 4 Mics. Designed for clear call, the open ear earbuds are equipped with 4 beamforming microphones and advanced AI algorithms that effectively capture your voice while minimizing background noise to ensure exceptional call clarity, no matter where you are.
- 42H Ultra-Long Battery Life, Keep Going. With up to 11 hours of playtime on a single charge and 42 hours with the charging case, the EarFun OpenJump headphones are built for all-day use. Need a quick boost? A 10-minute charge provides 2 hours of playback, so you're always ready to go.
- IPX7 Waterproof, Ready for Any Adventure. Featuring IPX7 waterproof and SweatShield technology, the open-ear wireless earbuds are designed to withstand sweat, rain, and splashes. Weighing just 0.28oz per earbud, they’re perfect for workouts, whether indoors or outdoors.
- Seamless Multipoint Connection with Bluetooth 5.3. Connect to two Bluetooth devices simultaneously with ease, thanks to Bluetooth 5.3 technology that ensures a fast, stable connection. The integrated Google Fast Pair feature makes pairing with Android devices instant and hassle-free.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Headphones Jack | No Jack |
| Model Name | EarFun OpenJump |
| Connectivity Technology | Wireless |
| Wireless Communication Technology | Bluetooth |
| Included Components | User Manual, EarFun OpenJump |
| Compatible Devices | Smartphones, Tablets, Laptops, Desktops, Smart Speakers, Televisions |
| Item Weight | 72.4 Grams |
| Water Resistance Level | Waterproof |
| Net Quantity | 2.0 count |
| Control Method | Remote |
| Number of Items | 1 |
| Battery Life | 42 Hours |
| Audio Driver Type | Dynamic Driver |
| Bluetooth Version | 5.3 |
| Earpiece Shape | ear hooks |
| Manufacturer | EarFun |
| Model | OW100B |
| Model Year | 2025 |
| Product Dimensions | 7.61 x 6.69 x 2.73 cm; 72.4 g |
| Batteries | 3 Nonstandard Battery batteries required. |
| Item model number | OW100B |
| Batteries Included | No |
| Batteries Required | No |
| Battery cell composition | Lithium Ion |
| Includes Rechargeable Battery | Yes |
| Item Weight | 72.4 g |

## Product Details

- **Brand:** EarFun
- **Colour:** Black
- **Ear Placement:** Open Ear
- **Form Factor:** Open Ear
- **Impedance:** 32 Ohms

## Images

![EarFun OpenJump Open Ear Headphones, Wireless Earbuds with Ergonomic Earhook, Hi-Res Sound, LDAC, 4 Mics ENC Call, 42H Playtime, Multipoint Connection, IPX7 Waterproof, Snug Fit for Workout, Running - Image 1](https://m.media-amazon.com/images/I/61hCH5BhuPL.jpg)
![EarFun OpenJump Open Ear Headphones, Wireless Earbuds with Ergonomic Earhook, Hi-Res Sound, LDAC, 4 Mics ENC Call, 42H Playtime, Multipoint Connection, IPX7 Waterproof, Snug Fit for Workout, Running - Image 2](https://m.media-amazon.com/images/I/713e51OrW4L.jpg)
![EarFun OpenJump Open Ear Headphones, Wireless Earbuds with Ergonomic Earhook, Hi-Res Sound, LDAC, 4 Mics ENC Call, 42H Playtime, Multipoint Connection, IPX7 Waterproof, Snug Fit for Workout, Running - Image 3](https://m.media-amazon.com/images/I/71yFc6VbG8L.jpg)
![EarFun OpenJump Open Ear Headphones, Wireless Earbuds with Ergonomic Earhook, Hi-Res Sound, LDAC, 4 Mics ENC Call, 42H Playtime, Multipoint Connection, IPX7 Waterproof, Snug Fit for Workout, Running - Image 4](https://m.media-amazon.com/images/I/71GgRglkxsL.jpg)
![EarFun OpenJump Open Ear Headphones, Wireless Earbuds with Ergonomic Earhook, Hi-Res Sound, LDAC, 4 Mics ENC Call, 42H Playtime, Multipoint Connection, IPX7 Waterproof, Snug Fit for Workout, Running - Image 5](https://m.media-amazon.com/images/I/61hK9lFFodL.jpg)

## Frequently Bought Together

- EarFun OpenJump Open Ear Headphones, Wireless Earbuds with Ergonomic Earhook, Hi-Res Sound, LDAC, 4 Mics ENC Call, 42H Playtime, Multipoint Connection, IPX7 Waterproof, Snug Fit for Workout, Running
- EarFun Air Pro 4 Adaptive Hybrid Noise Canceling Wireless Earbuds, Qualcomm Snapdragon Sound, aptX™ Lossless, 6 Mics AI CVC 8.0 Call, LDAC Hi-Res Audio, 52H Playtime, Bluetooth 5.4, in-Ear Detection

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*Product available on Desertcart South Africa*
*Store origin: ZA*
*Last updated: 2026-01-24*