Hoco EA4 True Wireless Open-Ear Earbuds – WhiteConnectivity: Bluetooth 5.3 with JL AC6973 chipsetDriver Size: 15mm dynamic driverFrequency Response: 20Hz 20kHzImpedance: 32Battery Life:Earbuds: Up to 6 hours of continuous playbackCharging Case: Provides up to 30 hours of total playbackCharging Time: Approximately 1.5 hours for earbuds; 2 hours for charging caseCharging: USB Type-CWater Resistance: IPX4 ratingControls: Touch-sensitive controls for playback, volume adjustment, and call managementVoice Assistant Support: Compatible with SiriWeight:Earbuds: Approximately 16g eachCharging Case: Approximately 75.2g totalMaterial: PC (Polycarbonate)Design: Open-ear, over-the-ear hook design for comfort and situational awarenessColor: WhiteDimensions:Charging Case: 96 x 55 x 30 mmEarbuds: Approximately 2.5 x 2.5 x 3.5 cm