JH-D03 BTE FM Balanced Armature Loudspeaker Open Fit Hearing Aid / Hearing Amplifier
Quantity : 80000Pcs Price : 3-50USD
Specification of JH-D03 BTE FM Balanced Armature Loudspeaker Open Fit Hearing Aid Hearing Amplifier |
|
Max Sound Output | 130±3dB |
Sound Gain | 40±5dB |
Total Harmonic Wave Distortion | 500HZ<3%<br /> 800HZ<5%<br /> 1600HZ<1%</td> |
Operation Current/mA | ≤3mA |
Certification | FDA |
Frequency Range | 400-4000Hz |
Input Noise | ≤32dB |
Hearing Loss | slight, moderate |
Voltage | 1.5V |
Battery Type | LR754 |
Battery capacity/Mah | 68 |
Working time/H | 30 |
Certification | FDA |
Machine size(cm) | 3*6.8*8.5cm |
The feature of JH-D03 BTE FM Balanced Armature Loudspeaker Open Fit Hearing Aid Hearing Amplifier
1. Modeling exquisite, the button is obvious, easy to operate;
2. Open fit hearing aid can change the ear tube as you need, comfortable wear;
3. Corresponding uncomfortable threshold properly adjust the maximum output, protect ear;
4. 3 different shape earplugs are provided, which can fit different people's ear;
5. Option for high and low distortion, suitable for the different environment;
6. Key-type tuning, the key could be power switch, high and low-frequency regulation, convenient and elegant.
7. Touch tone for volume tuning , easy and elegant.
Package Included
1 Ear hoop hearing Amplifier
3 Ear tips
2 Ear tube
1 Velvet box
1 Manual book
2 LR754 battery
Precautions of JH-D03 BTE FM Balanced Armature Loudspeaker Open Fit Hearing Aid Hearing Amplifier
1. Adjust volume to the minimum level or switch off before wearing.
2. To choose the right size of ear tips to avoid any extra noise.
3. Increase volume gradually to avoid the sudden increase in sound.
4. If you hear a howling, check the ear (silica gel) is appropriate and whether the size of the plug is tight, the appropriate choice of earplugs and plugged, make sure no air leakage.
5. Please regularly clean the ear plugs in order to ensure the normal use of hearing aids.
6. Use for long periods of time, please remove the batteries to prevent rot erosion hearing aid components.
7. Keep out of reach of children.
8. The device is not water resistant.
Contact : Sara Wong, +86 0752 2299187
Good deal: buying from seller
We invite you to read our terms of use. You can also visit our FAQ section and see our information section on the risks associated with counterfeiting.
This page is about importers and exporters of JH-D03 BTE FM Balanced Armature Loudspeaker Open Fit Hearing Aid / Hearing Amplifier Search in a category : Medical Search in a category : balanced, amplifier, open, armature, hearing, loudspeaker |
Wednesday, September 14, 2016
Quantity : 5000 - Price : 50,00 €
Gate Valves (F4 Type) DIN Standard F4 Gate valves / (Length acc.to DIN EN 558-1,face to face series 14 ) DIN F4 Gate valve DIN absperrschieber F4 DIN Válvulas de compuerta DIN F4 šoupátko stavební délka dle DIN EN558-1 serie 14 DIN Standard F4 sluseventil (lengde iht. DIN EN 558-1...)
ETM Armaturen
- 59590 - Henri Durre
- 86 577 67953935
Sunday, March 17, 2013
Quantity : 1.000.000 - Price : US$24,900 per Unit
we are looking for all companies that consume large amounts of fuel, our goal is to reduce their fuel consumption by 5% to 12% simply by using Geofuels Geofuels Fuel will be use for Automotive ,Bulldozer,Busses, Cement Truck,Dump Truck,Farming (Agriculture),Haul Truck Coal, Rimpull 150ton...
SOSDevelopment
- sosdevelopment
- 3100 - kairouan
- +21 6 23 31 33 75
Friday, November 15, 2024
Quantity : 1 - Price : 1,00 €
I seek an investor to open an old mine Tunisia in the following resource: 1 / lead / zinc The mineral assemblage includes pyrite, marcasite, sphalerite and galena. iron sulfides (pyrite and marcasite) are by their abundance, a potential source of sulfur. 6,000 tonnes of lead metal and 4...
seacode
- 7110 - EL KEF
- +21 6 28 28 33 03
- +21 6 98 74 12 26