PHLHA52 Digital Hearing Aid 4 Channel Universal Fit, Behind The Ear (BTE) Hearing Amplifier
I. INTRODUCTION 1.1 What is hearing loss? A speech frequency pure tone average (average of hearing thresholds at 0.5,1, 2, and 4kHz) of greater than 25 dB hearing level(HL) in both ears was defined as hearing loss per World Health Organization criteria, and this is the level at which hearing loss begins to impair communication in daily life. (Extracted from the literature of: World Health Organization prevention of Blindness and deafness (PBD) program.
.1 CONTRAINDICATION WARNING The device is unsuitable and should not be used in the following situations: • Patients with chronic suppurative otitis media, congenital ear atresia is not allowed to use the unit. • This hearing amplifier can only be used for compensating the patients with hearing impairment, and not for hearing therapeutic purpose. • The hearing amplifier should not be used by infants under 36 months of age. • Open the battery compartment lid.
• Don't use in an oxygen rich environment. • To protect your hearing, avoid listening at high volume levels for long periods of time. Special care must be taken because of high-output type of the amplifier. • Do not lend your hearing amplifier to other persons. Using a hearing amplifier designed for someone else may result in hearing damage. • Monitor any unusual skin reaction. In some instances, wearing a hearing amplifier can cause an allergic reaction leading to itchiness or rashes.
.2 Replacing Battery When the battery is low, sound becomes weaker or you will hear an alert signal. Replace the battery by following these steps: 1. Volume up/down total 6 degrees 2. Switch the Mode • Standard • Noise reduction • Indoor • Outdoor 3. "+" Positive electrode of Battery "-" Negative electrode of Battery 4.2 List of Accessories Parts Name Type and Specification Main device Battery PHLHA52 #13 1.5v 2 pcs Earplug Silicon 3 pcs Brush ABS 1 pcs QTY 1 pc V. HOW TO USE 5.
Note: Open and close your mouth to avoid accumulation of air in the ear canal. 5. Lift the hearing instrument and slide it over the top of your ear 6. The concha lock helps to securely retain the earpiece in your ear. To position the concha lock: Bend the concha lock and position it carefully into the bowl of your ear (refer to the picture) 5.4 Removing 1. Lift the hearing instrument and slide it over the top of your ear 2. Hold the tube and pull out the earpiece carefully 5.5 Adjusting the Volume 1.
VII. TROUBLESHOOTING Check the following if the device should fail during operation. PROBLEM SOLUTION • Turn onthe devices • Remove and re-installthe battery No sound or weak sound • Replace the battery • Contact your distributor • Clean or replace the tube or earplug.
PHLHA52 DIGITAL HEARING AID 4 Channel Universal Fit, Behind The Ear (BTE) Hearing Amplifier Features: • Digital Hearing Amplifier • Universal Fit Behind The Ear • Interchangeable Ear Tip to Seal Out the Noise • Selectable Listening Modes: Normal , Noise-CutDown, Outside, In-House • Unique Ergonomic Design to Prevent Occlusion Effect • Active Noise Reduction • Over Discharge/Charge Feature • Wider Dynamic Range Compression • Battery Operated www.PyleUSA.
