Description
Powertone F-138 In-Ear Hearing Aid is a quality hearing aid which can help you hear the sound clearly and loudly. The volume can be adjusted to 4 different levels.
Features
- Accurate and easy to use.
- Volume can be adjusted with 4 levels.
- Helps you hear the sound clearly and loudly, whether indoors or outdoors.
- Maximum loudness 130 +/- 5dB.
- Sensitivity: >= 50dB.
- Frequency range: 300Hz ~ 4000Hz.