The TUNE BUDS 2, featuring adaptive noise canceling and spatial sound, offers a comfortable listening experience with up to 48 hours of battery life. - Model Name: TUNE BUDS 2 - Noise Canceling: Adaptive Noise Canceling - Bluetooth Version: V5.3 - Battery Life: Up to 48 hours (with charging case) - Charging Time: 3 hours of playback with a 10-minute charge - Sound Features: Spatial Sound - App Compatibility: Compatible with Google Play and App Store *Returns are not accepted to prevent product switching. Please read the description carefully, and refrain from purchasing if you are overly concerned about details. Thank you for viewing.