✅ Model: M30 pro ✅ Bluetooth specification: V5.2 ✅ Bluetooth Profile:A2DP,AVRCP, HFP;HSP ✅ Working voltage:3.1V~4.2V ✅ Charging voltage:5V-1A ✅ Battery capacity of the headset: 50MAH ✅ Battery capacity of the storage box:2000MAH ✅ Transmission distance:>10M ✅ Call time: About 6 hours ✅ Play time:About 6 hours ✅ Waterproof : IPX7 ✅ Charging time of headset:1h ✅ Charging time of the Charging box:2h ✅ Support system: All Bluetooth devices and mobile phones
