Anker - Soundcore Liberty 4 NC Active Noise Cancelling True Wireless Bluetooth Earbuds, Dark Blue A3947H31

• 11mm extra-large dynamic driver delivers deep bass and clear, detailed mids and highs. • SGS certified noise cancellation reduces external noise by up to 98.5%.
• Adaptive ANC 2.0 automatically adjusts the noise cancellation curve based on the user's ear canal characteristics and the external environment to provide the best noise cancellation effect. • Supports LDAC™ audio and is Hi-Res Audio Wireless certified. • Uses a total of 6 noise-canceling microphones for a clear call experience.

Product Specifications • Bluetooth Version: 5.3
• Drive unit: Moving coil • Drive dimensions: 9.2mm + 6.2mm
• Frequency response: 20Hz - 40kHz audio • Decoding: AAC, SBC, LDAC
• Battery capacity: Earbuds 75mAh, charging case 500mAh
• Battery life:
• Typical: Earbuds 9hr + Charging Case 19hr
• ANC: Earbuds 7hr + Charging Case 14hr
• LDAC+ Normal: Earbuds 4hr + Charging Case 8hr
• LDAC+ANC: Earbuds 3 hours + charging case 6 hours
• Waterproof rating: IPX4 • Charging voltage: 5V 0.5A
• Earphone dimensions: 3.3 x 2.3 x 2.5 cm • Charging case dimensions: 5.9 x 5.7 x 2.9 cm • Weight: Earphones 6g, Charging case 43g
• Product contents: User manual, USB-C to USB-A charging cable, silicone ear tips (4 sizes available), earphones, charging case