Nano Invisible Hearing Aid Rechargeable For Deafness High Power Sound Amplifier Digital Hearing Amplifier For Senior 1 Pcs white

About this item

• Nano Invisible Hearing Aid Rechargeable For Deafness High Power Sound Amplifier Digital Hearing Amplifier Nano Hearing Aids Almost Invisible Different from traditional head mounted and ear-hook hearing aid,Our hearing amplifier is very small and lightweight,Nearly invisible that is convenient for you to attend various occasions. Shorter Charging Time for Longer Using Hours Rechargeable hearing amplifier with lithium battery built-in.With one hour fully charging time, the hearing amplifiers can be used for 30 hours. Comfortable To Wear Lightweight and in-the-ear design. Each pair comes with 3 sizes ear domes. Fit snugly to make wearing comfortable, howling less. Easy To Use Obvious On/Off button and Sound volume can be adjusted by finger easily. Product Parameters: 1. Material: Medical TPE Environmentally Friendly Material S 2. Weight: About 3g 3. Current Consumption: 1.2mA 4. Working Time After Full Charge: About 48-72h 5. Maximum output: 129 + 4 dB 6. Maximum gain: 29 ± 3 dB 7. Total harmonic distortion: ≤ 7% + 3% 8. Equivalent input noise: ≤ 28Packing Sheet: Main machine * 1 Earplugs * 4 Harvesting Machine * 1Charging Device * 1 Charger Cable * 1 Charger * 1Brittgop Packing box * 1