The Soundcore K20i Semi-in-Ear True Wireless Earbuds combine lightweight everyday comfort with powerful 13mm dynamic drivers, BassUp technology, clear AI-enhanced calls, and long-lasting battery performance.
With up to 36 hours of total playtime, Bluetooth 5.3, IPX5 water resistance, customizable EQ, gaming mode, and Soundcore App support, K20i delivers a practical wireless listening experience without silicone ear tips.
13mm Dynamic Driver with BassUp
Enjoy clear, powerful sound with a large 13mm dynamic driver and Soundcore BassUp technology for enhanced low frequencies.
Up to 36 Hours Playtime
Get up to 6 hours from the earbuds and up to 36 hours with the charging case for extended everyday listening.
Lightweight Semi-in-Ear Comfort
The semi-in-ear design eliminates silicone ear tips, while each earbud weighs approximately 3.3g for lightweight everyday comfort.
AI-Enhanced Clear Calls
Two microphones combined with AI-enhanced noise reduction and ENC help keep your voice clearer during calls.
Powerful Sound
13mm Dynamic Driver with BassUp Technology
Soundcore K20i is powered by a large 13mm dynamic driver designed to deliver clear and energetic sound across music, podcasts, videos, and everyday entertainment.
Soundcore's BassUp technology enhances low frequencies in real time, helping deliver deeper and more impactful bass while maintaining a balanced and enjoyable listening experience.
Clear Calls
Two Microphones with AI-Enhanced Noise Reduction
The K20i earbuds use two microphones together with AI-enhanced noise reduction technology to help isolate your voice from surrounding environmental noise.
ENC processing helps improve voice clarity during calls, online meetings, and everyday conversations, making communication easier even in busier environments.
Battery Life
Up to 36 Hours of Playtime with Fast Charging
Enjoy up to 6 hours of listening from the earbuds on a single charge and extend total playback time up to 36 hours when using the charging case.
When you need power quickly, just 10 minutes of charging provides up to two additional hours of playback, making K20i convenient for busy daily routines.
Comfort & Personalization
Lightweight Semi-in-Ear Design with Customizable Sound
Each K20i earbud weighs approximately 3.3g and uses a semi-in-ear design without silicone ear tips, creating a lightweight fit designed for comfortable extended listening.
Through the Soundcore App, you can choose from 22 preset EQ profiles or create a custom EQ. Gaming mode, customizable touch controls, and single-earbud operation add further flexibility for everyday use.
Technical Specifications
Powerful 13mm sound, lightweight semi-in-ear comfort, long battery life, and flexible Soundcore App customization.
Model: A3994
Type: Semi-in-Ear True Wireless Earbuds
Driver: 13mm Dynamic Driver
Sound Technology: BassUp
Earbuds Battery: Up to 6 Hours
Total Battery: Up to 36 Hours with Charging Case
Fast Charging: 10 Minutes = Up to 2 Hours Playback
