Anker Soundcore Liberty 4 NC - Black

The Soundcore Liberty 4 NC are true-wireless, in-ear headphones featuring up to 98.5% noise reduction via Adaptive ANC 2.0, 11mm drivers, and 10/50 hours of battery life. Key specs include Bluetooth 5.3, LDAC/Hi-Res Wireless audio support, IPX4 water resistance, and 6-mic AI-powered calling, providing a premium feature set at an accessible price point. 

Core Specifications & Features

• Noise Cancellation: Adaptive ANC 2.0 with a 98.5% noise reduction rate, using a high-sensitivity sensor, 11mm drivers, and a specialized noise isolation chamber.
• Sound Quality: 11mm custom-tuned dynamic drivers, Hi-Res Wireless Certification, and LDAC technology.
• Battery Life: 10 hours of playtime on a single charge (up to 8 hours with ANC on), with up to 50 hours total playtime with the charging case.
• Charging: USB-C fast charging (10 min = 2 hours) and wireless charging supported.
• Connectivity: Bluetooth 5.3 with multi-point connection (connects to two devices simultaneously).
• Microphones: 6 microphones (3 per earbud) paired with an AI algorithm for clear calls.
• Water Resistance: IPX4 rating (protection against light rain and splashes).
• Control/Features: Touch controls, HearID 2.0 tailored sound profile, and in-ear detection (auto-play/pause).
• Bluetooth Range: Up to 100 meters. 

Physical Specifications

• Weight: Approximately 5.7g per earbud, 48.6g for the case.
• Color Options: Available in various colors, including Black and Navy Blue.
• Model Number: A3947.