Fineblue F990 CVC6.0 Noise Reduction Lavalier Bluetooth Earphone, Support Vibration Reminder(Black)

Features:1. The unique design of the earpiece telescopic cable function is more convenient, and there is no need to put the earphone in the ear for a long time2. Vibration reminder function for incoming calls3. Intelligent voice reminder, caller number4. Chinese and English bilingual switching5. IOS displays the power of the headset6. One for two, can connect two mobile phones at the same timeProduct Specifications:1. Chip model: 30152. Bluetooth version: V5.03. Communication distance: 10m4. Transmission frequency: Class25. Charging voltage: DC 5V6. Working voltage: 3.7V7. Battery specification: 100mAh8. Charging time: about 2 hours9. Listening time: about 10 hours10. Talk time: about 12 hours11. Standby time: about 180 hours