Anker Soundcore Liberty 4 NC | True-Wireless Noise

Audio & Sound Quality

• Drivers: 11mm custom-tuned dynamic drivers for rich bass and clear treble.
• Hi-Res Audio: Supports LDAC technology, transmitting 3× more data than standard Bluetooth for enhanced audio quality.
• Adaptive ANC 2.0: Real-time noise cancellation that adjusts to your ear canals and external environment, reducing noise by up to 98.5%.
• HearID 2.0: Personalized sound profile based on your hearing preferences, with 22 EQ presets and fully adjustable settings.

Battery & Charging

• Battery Life: Up to 10 hours of playback on a single charge; up to 50 hours with the charging case.
• Fast Charging: 10-minute charge provides approximately 4 hours of playback.
• Charging Options: USB-C wired charging and wireless charging supported.

Connectivity & Controls

• Bluetooth: Version 5.3 with multipoint connection, allowing simultaneous connection to two devices.
• Touch Controls: Intuitive touch-sensitive controls for playback, calls, and ANC settings.
• Wearing Detection: Automatically pauses audio when earbuds are removed and resumes when reinserted.

Call Quality & Microphones

• Microphones: 6 microphones equipped with AI algorithms for clear voice calls.
• Environmental Noise Cancellation: Effectively reduces background noise during calls.

Durability & Design

• Water Resistance: IPX4-rated earbuds resistant to sweat and light rain; charging case is not waterproof.
• Design: Ergonomic in-ear fit with multiple ear tip sizes (XS/S/M/L) for comfort.
• Color: Available in Velvet Black.

What’s in the Box

• Liberty 4 NC earbuds (A3947H11)
• Charging case
• USB-C charging cable
• Ear tips (XS/S/M/L)
• User manual