M015SA Ear-Hung Digital Display Hearing Aid Bluetooth Earphones Sound Amplifier For The Elderly

1. 32-channel precise frequency band compensation, finely reproducing all-frequency sound details, with natural and comfortable sound quality
2. Dual-core noise reduction digital chip, supporting active noise recognition, stable sound output, clear human voice
3. Excellent acoustic performance, maximum saturated sound pressure level of 117 ± 3 dB, maximum sound gain of 35 ± 5 dB, clear sound even in a 120 dB loud environment, powerful output from a compact body
4. Silicone ear hook design, flexible and elastic material, supporting 180° rotation, both left and right ears can be worn, fitting the ear shape
5. Multi-function physical buttons, one-click control, no need to remove the phone to adjust volume, turn on/off, simple operation suitable for the elderly
6. LED digital battery level display, real-time view of remaining battery, combined with indicator lights, status is clear at a glance
7. Battery capacity: 180mAh
8. Hearing aid mode battery life: about 35 hours
9. Bluetooth mode battery life: 15 hours
10. Charging time: about 1.5 hours
11. Frequency: 20Hz - 20KHz
12. Sensitivity: 115dB/mW
13. Charging interface: Micro-USB