☆ Thank you for viewing! ☆ ★ 【New】Anker Soundcore Liberty 4 Color: Black ☆ Right earbud only. (※ Charging case etc. are not included.) ★ To prevent defective products from being sent, we have checked the operation once! ☆ Ear tips can be changed to different sizes! ☆ If you wish to change sizes or purchase additional ones, please comment before purchasing! ★ Alcohol-sterilized. * Please refrain from purchasing if you are sensitive to used items. Anker Soundcore Liberty 4 (Bluetooth 5.3) [True Wireless Earphones / Ultra Noise Cancelling 2.0 / 3D Audio / Wireless Charging / Multi-point Connection / External Sound Capture / Up to 28 hours of playback / Hi-Res / IPX4 Waterproof Standard / Health Monitoring / PSE Technical Standards Compliant] Midnight Black Features: Bluetooth, Noise Cancelling, Hi-Res, Waterproof, Water Resistant, True Wireless (Left and Right Separate) Connection type: Wireless Features: Bluetooth, Noise Cancelling, True Wireless