K89 Business Lavalier Single Ear Bluetooth Earphones(Silver)

1. Bluetooth version: V5.4
2. Transmission distance: 10m
3. Charging voltage: DC5V
4. Charging time: 20 minutes
5. Talk time: 12 hours
6. Music duration: 12 hours
7. Standby time: 6 months
8. Battery capacity: 140mAh
9. Earphones weight: 20g
10. Dual Device Connection for Seamless Switching: Connects to two smartphones simultaneously for effortless switching between work and personal calls.
11. Battery Level Display for Power Monitoring: Shows real-time battery level, allowing users to manage power usage efficiently.
12. Bilingual Voice Prompts (Chinese & English) for Global Users: One-click switch between Chinese and English voice prompts for a user-friendly experience.
13. Incoming Call Vibration Alert to Never Miss Calls: Vibrates upon incoming calls, ensuring timely notifications even during driving, workouts, or work.
14. Smart Voice Notifications & Caller ID Announcement: Provides voice prompts for earphone status and announces caller ID for hands-free convenience.