LM 2 - Specifications; Button Controls; Control Identification

2
Specications
• Version: Bluetooth 5.0
• Speaker:40mm
• Frequency response:20Hz-20KHz
• Impedance:32Ω
• Sensitivity:98±4dB
• Distance:≥10M
• Battery capacity: 300mAh
Button Controls:
1. Next song/Vol+
2. Multifunction key
3. Previous song/Vol-
4. LED indicator
5. Audio input port
6. Charging port
7. MIC