उत्पत्ति के प्लेस
Zhejiang, China
Product name
Hearing aid mini
Material
Silicone earbuds, pc shell
Total endurance
36h (with charging case)
Frequency response
350HZ-4000HZ
Equivalent input noise (dB)
≤29dB+3dB
Power supply current consumption
5mA
Saturated sound pressure (dB)
≤120dB ±3dB
Feature
Charge 15 minutes, use 4 hours