Otorhinolaryngology /oʊtoʊˌraɪnoʊˌlærənˈɡɒlədʒi/ (also called otolaryngology-head and neck surgery) is a surgical subspecialty within medicine that deals with conditions of the ear, nose, and throat (ENT) and related structures of the head and neck. Doctors who specialize in this area are called otorhinolaryngologists, otolaryngologists, ENT doctors, ENT surgeons, or head and neck surgeons. Patients seek treatment from an otorhinolaryngologist for diseases of the ear, nose, throat, base of the skull, and for the surgical management of cancers and benign tumors of the head and neck.
Package included:
1 x Hearing aid
3 x Earplug (different sizes)
2 x AG13 button cell battery
1 x User manual
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Packaging detail:Standard export package Delivery detail:within 7-10 workdays after receipt of payment |
BTE Hearing Aid | Hearing Aid Manufacturers MSLF-138
Specifications:
BTE Hearing aid
Max Sound Output: 129dB ± 4dB
Max Sound Gain: 50dB ± 5dB
Harmonic Wave Distortion: ≤5%
Frequency Range: 450~3500 hz
Input Noise: ≤30 dB
Battery: AG13 button battery (included)
Working Voltage: 1.5 V
Working Current: ≤4mA
Color: As the picture shows
Item Size: 6.75 x 4.35 x 1.9cm
Package Size: 10 x 8 x 3.5cm
Net Weight: 7g
BTE Hearing Aid | Hearing Aid Manufacturers MSLF-138
Package included:
1 x Hearing aid
3 x Earplug (different sizes)
2 x AG13 button cell battery
1 x User manual
BTE Hearing Aid | Hearing Aid Manufacturers MSLF-138
Note:
Adjust volume to the minimum before wearing.
Choose an earplug of slightly bigger size to avoid whistler.
Increase volume gradually to avoid sudden increase in sound.
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.
Keep the ear plug clean
Remove the battery if you don't use it for long time.
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