AXON F-28 Sound Amplifier Deaf Hearing Aids(Blue White)

1. Material: ABS
2. Sound output : 110dB
3. Sound gain: 55dB
4. Input noise: less than or equal to 40 dB
5. Battery: 1 x AA battery (without battery)
6. Working voltage: DC1.5V
7. Current: less than or equal to 4 mA
8. Frequency range: 300-4000 hz
9. Super small size, light weight, not easy to find
10. Adjust the volume to a lower volume before wearing and gradually increase the volume to avoid a sudden increase in volume
11. Easy access to movies, plays, meetings, or classes can help you hear clearly and loudly
12. Product size: 6.6 x 4.3 x 1.6cm
13. Net weight: 29 grams

Package includes:
-1 x hearing aid
-1 x user manual
-1 x box
-3 x earplugs (different sizes)