视频待补充
| Model name | G19D |
| Model style | Rechargeable digital ITE hearing aids |
| Peak OSPL 90 ( dB SPL) | ≤105dB ± 5dB |
| HAF OSPL 90 ( dB SPL) | 103dB ± 3dB |
| Peak Gain(dB) | ≤32dB |
| HAF/FOG Gain (dB) | 26dB ± 3dB |
| Frequency range(Hz) | 230-4800Hz |
| Distortion | 500Hz : ≤3% 800Hz : ≤3% 1600Hz: ≤3% |
| Equivalent Input Noise | ≤24dB ± 3dB |
| Battery size | Built-in Lithium Battery |
| Battery current(mA) | 1.5mA |
| working time | 35h |
| Charging time | 2h |
| Color | Blue/Red /Beige |
| Material | ABS |
| Weight | 1.9g |



1.How do you ship?
We ship by air and by sea.
2. Do you provide free samples
As there are so many customer consulting, so we will have to charge you on the sample fee as less as we can, but when we ever cooperated, free sample is possible.However, you have to pay us the cost of courier by express like: EMS,DHL, TNT, UPS and FEDEX.
3, What is the delivery time?
Usually 4-9 days by air or in a month by sea after shipment.
4. What the certification do you have ?
ISO13485 .ROSH .MSDS. FCC. FDA. CE


+86-15014101609