JH-D04 BTE FM Balanced Armature Loudspeaker Hearing Aid / Hearing Amplifier
Specification of JH-D04 BTE FM Balanced Armature Loudspeaker Hearing Aid Hearing Amplifier
|Max Sound Output||125±3dB||Voltage||1.5V|
|Sound Gain||35±5dB||Battery Type||LR754|
|Total Harmonic||≤10%||Battery capacity/Mah||68|
|Frequency Range||300-5000Hz||Working time/H||30|
|Hearing Loss||slight, moderate||Machine size（cm）||3*6.8*8.5cm|
The feature of JH-D04 BTE FM Balanced Armature Loudspeaker Hearing Aid Hearing Amplifier1. The button is obvious, easy to operate, portable and lightweight;
2. Open fit hearing aid can change the ear tube as you need, comfortable wear;
3. Adjust the maximum output in a suitable level, this function can protect user ear without sound damage;
4. Different shape ear plugs and ear tubes are provided, which can help you to fit different people's ear;
5.Option for high and low distortion, suitable for the different environment
6. Touchtone for volume tuning, press "+" volume up, and press "-" volume down.
Package Included1 Hearing Aid
3 Ear tips
2 Ear tube
1 Black velvet box
1 Manual book
2 LR754 battery
Precautions of JH-D04 BTE FM Balanced Armature Loudspeaker Hearing Aid Hearing Amplifier1. 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 earplugs 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.