Hearing Aid
User Manual
PHLHA32
Specifications
1. Max Sound Output: 110±5 dB
2. Sound Gain: ≥35 dB
3. Total harmonic wave distortion <10%
4. Frequency Range: 300~4000 hz
5. Input Noise: ≤ 40dB
6. Voltage: D.C. 1.5V
7. Current: ≤ 4 mA
Dimensions (L x W x H): 0.6'' x 0.8'' x 0.5''
Weight: 0.0066
Instruction diagram
“+” : Positive electrode
“-“ : Negative electrode
"0,1,2,3,4,5" or Volume Control
"ON" : Power on
"OFF" : Power off
Installing Accessories
Choose a suitable earplug for your own ear and assemble it on the earphone.
Pull off the protective foil only if you are ready to use the Zinc-air battery. The battery operates
normally in about 1 minute after the sealing is removed.
Open the battery compartment. Insert a battery and line up the battery "+" sign (flat side of the
battery) with the "+" on the compartment
Usage
1. Turn down the volume control to avoid whistling for the first time.
2. Insert the earplug into the ear tightly and wear the hearing aid.
3. Power on the hearing aid and turn up the volume slowly to your comfortable volume.
Note: If whistling (feedback) in ear, Power off or turn down the volume. Try and choose your
Preferred size earplug (different sizes of earplugs provided) to fit snugly and seal your ear
canal. Move away the hand from the ear, the whistling will disappear.)
4. When you don't use it, please open the battery cartridge or take out the battery. Otherwise it
will continue to work.
Maintenance
IF…
No sound is coming out from the hearing aid. Check as follows:
1. Check that power is ON
2. Check that the battery is inserted properly
3. Check if the battery power has been used up.
4. Check if the earphone is damaged.
5. Check if the lead broken.
The sound is very weak and vague:
1. Battery power isn't enough; charge/change the battery.
2. Check if something is blocking the hole of the earplug.
Note
1. It is forbidden to be used by those patients with tympanitis or ear pyogenesis.
2. Don't use it at high volume for long time. Otherwise, it will injure your ear. If you feel
uncomfortable, please stop using.
3. Please keep the product well maintained at all times; avoid leaving the ear plug and sound
collecting hole susceptible to being blocked by foreign objects. It will affect the result of the
hearing aid.
4. Avoid dropping the product. Don't keep or use it in an Environment that has humidity and
high temperatures.
5. Please take out the battery if not use for long time. Otherwise the components could be
rotted by battery acid.
6. Don't use it in potentially dangerous environment.
7. Keep the unit away from the children; It could cause injury or could damage the product.
TROUBLESHOOTING
1. No sound from hearing aid. Check the following:
- Is the battery loaded in the correct direction. Please load the battery with correct polarity.
- If the battery power has been used up. Please replace a new cell.
- Does the battery plate make contact with the metal component? Keep the battery contact
pieces clean to prevent contact fault. Clean the contact points.
- If the earphone is damaged. Please replace the old one with a new earphone.
- If the ear cap is blocked with wax or debris, or broken.
Please clean it or replace it with a new ear cap.
2. How can whistling (Acoustic feedback) noise be reduced?
- If whistling (feedback) in ear is occurring, turn off the power or reduce the volume. Try and
choose your preferred size ear cap (4 sizes provided) to fit snugly and seal your ear canal; use
a different sized ear cap for a more snug fit if necessary. Remove your hand from your ear, the
whistling will go away. When you ensure the ear cap is sealing your ear snugly, turn the
hearing aid on or increase the volume slightly.
FOR KEEPING YOUR HEARING AID LONGER
·Always keep the hearing aid clean. Clean the hearing aid with dry cloth, remove ear wax
plugged in the ear cap or earplug using a stick and brush to ensure unobstructed sound.
·Do not expose the hearing aid to heat from stoves, etc.
Avoid leaving it in places with high humidity, and avoid the water or sweat.
·Operate the controls with care. Do not press hard. Avoid dropping the product.
·If the hearing aid is dropped in water, wipe it with a dry cloth.
·Do not pick the microphone with nail, pin, etc. as this will cause the microphone to be
damaged.
·Do not disassemble or attempt any repairs by your self. Ask the dispenser for repair.
DO NOT USE YOUR HEARING AID WIHLE SLEEPING, SHOWERING/BATHING, OR
DURING VIGOROUS EXERCISE. KEEP YOUR HEARING AID AWAY FROM HIGH
TEMPERATURES, HUMIDITY, DIRECT SUNLIGHT, MOISTURE, AND DUST. KEEP THIS
PRODUCT OUT OF THE REACH OF CHILDREN AND INFANTS.
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