Description
1. Material: ABS
2. Battery capacity: 150mAh
3. Charging time: about 3H
4. Use time: about 40H
5. Frequency response range: 450-3000Hz
6. Saturation sound pressure level: within 129dB
7. Output sound pressure level: about 120dB
Features:
1. Digital channels, multiple noise reduction, automatically adapt to ambient noise, multi-channel processing noise, not afraid of howling, comfortable to wear, hear more clearly
2. Smart chip, automatically adapt to the environment, high-definition sound quality, suitable for use in various situations
3. USB interface charging, convenient and fast, can be used repeatedly
4. With a charging indicator, the indicator light is red when charging, and the fully charged indicator is not bright
5. Silicone earplugs, comfortable to wear, with large/medium/small 3 pairs of silicone ear caps
