1. Bluetooth version: 5.0
2. Standby time: 300h
3. Using time: 5~6h
4. Battery capacity: earphone 30mAh charging compartment 250mAh
5. Automatic pairing by connecting when opening the pop-up window
6. User-friendly one key operation
7. The all-metal cavity structure effectively isolates ambient noise.
8. Charging compartment with wireless charging function