Soundcore Liberty 4 NC earbuds use Adaptive ANC 2.0, an in-ear sound sensor and an 11mm custom-tuned driver to reduce external noise while maintaining detailed wireless audio. LDAC and Hi-Res Wireless are supported for compatible devices.

The earbuds provide up to 10 hours of playback and 50 hours with the case, plus Bluetooth 5.3 multipoint connectivity, HearID 2.0 and six microphones with an AI algorithm for calls.

• Model No.: A3947
• Drivers: 11mm Custom-Tuned Drivers
• Playtime: 10H / 50H
• Sound: Hi-Fi Sound with Custom-Tuned Drivers
• Water Resistance: IPX4
• Bluetooth Version: 5.3
• Active Noise Cancellation: Adaptive ANC 2.0
• Fast Charging: 10 Mins = 4 Hrs
• Calls: 6 mics with AI algorithm
• Multipoint Connection: Yes
• Customized EQ: HearID 2.0
• Weight: 5.2g (Without Case)
• Design: In-Ear
• Control: Touch Control
• Audio Technology: Hi-Res Wireless / LDAC
• Noise Reduction Claim: Up to 98.5%

• The Soundcore Liberty 4 NC earbuds adapt their ANC rather than using one fixed cancellation setting.
• LDAC and Hi-Res Wireless provide a higher-bandwidth listening option on compatible devices.
• Long battery life and fast charging reduce downtime during travel, commuting and daily listening.