| Pack | 1 Pack |
|---|---|
| Device Size | Behind the Ear (BTE) |
| Bundle Listing | Yes |
| Item Located | USA |
| Brand | Unbranded/Generic |
| Type | Hearing Amplifier |
| Features | Replaceable Battery |
| Number of Settings | 2 |
| To Fit | Both Ears, Left Ear, Right Ear |
| Hearing Aid Fitting | Behind the Ear (BTE) |
| Power Source | Battery |
| Manufacturer Warranty | 6 months |
| Labels & Certifications | CE Certificate |
| Sound Processing | Digital |
| Color | Brown |
| Country/Region of Manufacture | China |
| Model | F138 |
Check the listing for details. Digital Adjustable Hearing Aid Ear Care Portable for Elderly BTE Sound Amplifier. Color: Brown, Condition: New. Listed at 11.92 USD. Why you can hear the whistle voice when wearing the hearing aids?. How to avoid the whistle?. You might think the voices are not real and clear enough for the first using. Hearing aid adaptation training is not complicated, the general principle is to adhere to wear, step-by-step adapt.