✨ Short Description

Neckband sport Bluetooth earbuds offering a stable connection, powerful sound, and exceptional battery life. Thanks to their ergonomic design, intelligent noise reduction, and long-lasting battery, they are perfect for sports, travel, and daily listening.

🎧 Highlights

• Advanced chip: stable connection up to 20m, lossless audio

• MP3 mode + TF card: listen without your phone

• HIFI Bass: 10mm magnetic speaker for rich sound

• CVC noise reduction: clear calls even in noisy environments

• XXL battery life: up to 40 h music, 300 h standby

• Lightweight neckband design: comfortable, never falls out

• Simple controls: volume, tracks, pause, calls directly on the earbud

• Sweat-resistant: ideal for sports

• Bilateral stereo: immersive sound

 Product Information

• Bluetooth range: 10 m

• Functions: Battery display, calls, music, multi-connection

• Bluetooth: 5.0

• Channels: Stereo

• Usage type: Ear hook / neckband

• Listening: Bilateral

• Colors: Black-red, black-silver, obsidian, black-green

• Battery: 500 mAh

• Battery life:

  • Music: ~40 h

  • Standby: ~300 h

• TF card mode: Yes

• Sport waterproofing: Yes (sweat-resistant)

📦 Package Contents

• 1 × K31 Bluetooth Earbud

• 1 × Charging Cable

• 1 × Manual

• 2 × Replacement Ear Tips