1. Bluetooth version: 5.2
2. Battery capacity: 120mAh
3. Speaker: F10
4. Transmission distance: about 15m
5. Music playback: about 18 hours
6. Talk time: about 15 hours
7. Charging time: about 1 hour
8. Charging interface: Micro USB
9. Weight: about 11.8 grams
10. Size: about 6.2x5.3x1.3cm

Features:
1. Bone conduction design, anti-dropping and hanging ear type, comfortable to wear
2. Intelligent noise reduction, clear calls
3. LED intelligent digital display, the power level is clear at a glance
4. Composite diaphragm speaker unit, balanced adjustment technology, clear layers and rich details
5. USB charging, portable and universal, safe, stable and fast
6. Silicone soft ear hooks, fit the ears, more comfortable to wear
7. IPX5 level anti-sweat, fully enclosed sound chamber to prevent the infiltration of sweat and rain