"USAMS-YQ24 Hanging Neck BT Earphone - YQ Series BT5.3"

Material: ABS
Weight: About 27g
BT Version: 5.3
Speaker Sensitivity: -42±3dB
Frequency Response: 20-20kHz
Impedance: 16Ω
Battery Capacity: 130mAh
Charging Time: 2h
Playing Time: 20h
Calling Time: 20h
Connection Range: ≤15m (without obstacles)
Current: 5V⎓1A
Compatibility: For digital devices with BT function
Features:
1. Hanging neck design and does not fall.
2. BT 5.3 version, 15m connection range.
3. 2h fast charging, 20h long battery life.
4. Magnetic absorption to automatically storage.