OnePlus Buds Z Specifications:

• Dimension: 3.798 x 2.335cm (Earbuds); 7.5 x 3.59 x 2.905cm (Charging case)
• Weight: 4.35g (each earphone); 40g (Charging case)
• Sound Driver: 10mm driver with Bass Boost; 97dB ± @1KHz
• Connectivity: Wireless (Bluetooth v5.0)
• Wireless Range: 10m
• Music Time: 5 hours (20 hours with charging case)
• Charging Interface: USB Type-C fast charging (10mins ~ 3 hours playback)
• Water Resistant: Yes, IP55 rating