(COD) Alat Bantu Dengar Hearing Aid F 138 NEW

Detail (COD) Alat Bantu Dengar Hearing Aid F 138 NEW

(TERMURAH) Alat Bantu Dengar Hearing Aid BTE (Powertone F-138)

Kelebihan :
- Suara Keras / Kencang
- Ada tombol ON/OFF
- Baterai menggunakan AG13/LR44, banyak tersedia dipasaran

Spesifikasi :
- Tipe : BTE
- Max Sound Output: 130dB +/- 5dB
- Sound Gain: 50dB
- Total Harmonic Wave Distortion: 5%
- Frequency Range: 300~4000 hz
- Input Noise: 30 dB
- Battery: AG13/LR44 button battery
- Working Voltage: D.C.1.5 V
- Working Current: 4mA
- Color: As the picture shows


Package included:
1 x F-138 Hearing aid
2 x Earplug (different sizes)
1 x User manual
1 x Baterai AG13/LR44 (selama persediaan masih ada)

Note:
1. Adjust volume to the minimum before wearing.
2. Choose an earplug of slightly bigger size to avoid whistler.
3. Increase volume gradually to avoid sudden increase in sound.
4. If you hear a howling, check the ear (silica gel) is appropriate and whether the size of plug is tight, the appropriate choice of earplugs and plugged, make sure no air leakage.
5. Keep the ear plug clean
6. Remove the battery if you don't use it for long time.

Happy Shopping :)

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