Bose Noise Masking Sleepbuds BB

Bose noise-masking sleepbuds Master Copy SOUND-BLOCKING DESIGN Sounds icon PRE-LOADED SOUNDS Fit icon WIRELESS, COMFORTABLE FIT Alarm icon WAKE-UP ALARM Dimensions/weight Sleepbuds™:2.38 cm H x 2.69 cm W x 1.42 cm D (2.3 g each) Case:2.70 cm H x 7.70 cm W x 7.70 cm D (111.41 g) Additional details Rechargeable silver zinc batteries Charging time: Up to 8 hours for sleepbuds™ Battery life: Up to 16 hours per full charge Charging case: Up to 3 hours of charging time