Samsung Galaxy Buds 4 in-Ear Earbuds - Black

Driver: 11 mm dynamic driver Connectivity: Bluetooth Battery Capacity: Approx. 42 mAh per earbud Playback Time: Around 5 hours with ANC, up to 30 hours with case Sensors: Accelerometer, gyroscope, proximity sensor Charging: USB Type-C and wireless charging case Water Resistance: IP54 Compatibility: Android, iOS, Windows, macOS Bluetooth devices