According to the National Institute on Deafness and Communications Disorders report, about 10% of people between age 20 and 59 have permanent damaged hearing, while 50 of aged folks above 60 years have hearing impairment. The dilemma is how to alert them when there’s a ringing phone, a crying baby, or an intruder in the house?
Back then, there was no system to alert a sleeping or unaware hearing impaired person.Over time, technology advancements attempted their best to protect the hearing impaired people from unforeseen circumstances.Alerting or signalling gadgets for hearing impaired aim to notify people if something is happening that they are not aware. The special warning gadgets are to awaken you, indicate a visitor or to warn of an emergency
The alerting or signalling systems are developed to notify the deaf or hearing impaired people about day-to-day events such as ringing telephone, an alarm clock, if the door opens,a crying baby, or when the smoke detector alarm goes off.
How Do Alerting Systems Function?
An alerting system is designed to alert via loud tones in high or low registers and vibrations and flashing lights (with different frequencies). Some advanced equipment are designed to notify you with accurate programmable warnings that you can pre-set according to your personal preferences.
How Do Alerting Systems Help You?
The causes of hearing impairment vary greatly such as rock concerts, workplace noises and machinery, or maybe a genetic disorder.
With the advancement of comprehensive alerting systems, people can survive alone or with less constant-monitoring required. As per Hearing Loss Association of America, over a million people lose become deaf over the age of 5 years. The alerting systems offer visual, auditory, and vibrotactile signals.
The system promotes better communication and safety for the hearing impaired people.Basically, alerting system provides:
● Auditory signals: The noise is amplified from the baby monitors or the telephones or alarm clocks.
● Visual signals: Constant strobing or flashing lights are used to notify about the smoke detectors or incoming calls.
● Vibrotactile signals: The devices are available in the form of belts, bands, or lanyard that vibrate to alert you.
● Weather signals: For weather warnings, visual, auditory, and vibration signals are used.
Popular Warning Gadgets to Assist the Hearing Impaired People:
Alarm Clocks: Dual Alarm Clock is the most popular one in the market that has a bed-shaking unit and has an extra loud alarm to alert the person.
Smoke, Carbon Monoxide or Fire Detectors: The fire and smoke detection systems include strobing lights and extra loud alarm. There are several fire and smoke alarms that shake your bed when it is under your pillow or around the mattress. It has the power to shake you awake to alert
Doorbell Alerts or Phone Calls: They may include flashing light strobes connected with your receiver or to your phone that alert you as soon as a door or window is opened. It can also alert you about incoming phone calls. The latest smart watches can vibrate for alerting you about a phone call.
Baby Cry Alerts: Baby monitors in the house generate loud sounds to alert the people even with hearing loss.
Several assistive devices are available to help the hearing impaired or deaf people live an independent life. They can be more self-reliant with such warning devices and you can be more at peace about them.