EarFun Open Jump OW100B TWS wireless open-ear headphones Bluetooth 5.3 LDAC 14.2 mm drivers up to 11 h playtime and up to 42 h with charging case 4 microphones IPX7 water resistance black

EarFun Open Jump are TWS wireless open-ear earphones for an active lifestyle, letting you enjoy music while keeping awareness of your surroundings. The 14.2 mm drivers with LDAC support deliver powerful and detailed sound, while the IPX7 rating allows safe use during sports and outdoors. Up to 42 h total playback time makes them a reliable everyday companion.

Key Advantages

• Open-ear design → comfortable use without pressure on the ears and with ambient awareness

• Flexible hooks → secure fit during running and workouts

• 14.2 mm drivers → rich sound with a clear midrange

• BassSurge™ technology → enhanced bass without distortion

• LDAC and Hi-Res Audio → high-resolution wireless sound

• 4 microphones with AI noise cancellation → clear calls even in noisy environments

• Bluetooth 5.3 → stable and energy-efficient connection

• Up to 11 h on a single charge → sufficient autonomy for an active day

• Up to 42 h with the charging case → extended use without frequent charging

• IPX7 water resistance → safe use in rain and during intense workouts

• Wireless and USB-C charging → flexible charging options

• App control → sound and control personalization

Technical Specifications

• Type → TWS wireless open-ear earphones

• Model → Open Jump

• Model code → OW100B

• Bluetooth version → 5.3

• Drivers → 14.2 mm

• Audio codecs → LDAC

• Microphones → 4 (2 per earphone)

• Playback time → up to 11 h

• Total playback time with case → up to 42 h

• Charging → USB-C, wireless

• Protection rating → IPX7

• Color → black

Compatibility

• Compatible with → Android and iOS devices with Bluetooth

• App → EarFun Audio

• Not compatible with → devices without Bluetooth connectivity

How to Use

• Place the earphones on your ears using the flexible hooks

• Connect to a device via Bluetooth

• Adjust sound and modes in the EarFun Audio app

• Listen to music or make calls while staying aware of your surroundings

• After use, place them in the case to charge

• Charge the case via a USB-C cable or a wireless charger

Why Choose This Product
EarFun Open Jump are ideal for active users who want safety, comfort, and high-quality sound at the same time. The open-ear design helps you stay aware of what’s happening around you without losing audio quality. Long battery life and durable construction provide strong long-term practical value.

Real-Life Usage Scenarios

• Running in the city or outdoors

• Workouts at the gym

• Walks and everyday outdoor activities

• Phone and video calls on the move

• Work or study while keeping ambient awareness

• Travel with long battery life

Package Contents

• Wireless open-ear earphones

• Charging case

• USB-A to USB-C charging cable

• User manual

About the Brand
EarFun develops modern audio devices with a focus on sound quality, comfort, and durability. The brand combines advanced technologies with practical design, delivering a reliable and premium listening experience for everyday life and an active lifestyle.