Waking up on time is important for everyone, but for people with hearing loss, a regular alarm clock may not be enough. The Sharp Big Bang Alarm Clock claims to help with this problem by offering extra-loud sounds and strong vibrations. But does it actually work well for the hearing impaired? If you or someone you know struggles to wake up with normal alarms, you probably want a clear answer before buying. In this guide, you’ll find real details about how the Sharp Big Bang Alarm Clock works, how it compares to other options, and whether it is truly a smart choice for people with hearing challenges.
What Makes An Alarm Clock “good” For The Hearing Impaired?
A normal alarm clock uses sound to wake you up. For people who are hard of hearing or deaf, this doesn’t always work. A good alarm clock for the hearing impaired must offer more than just a loud beep. Here are the features that matter most:
- Extra-Loud Sound: Many people with mild to moderate hearing loss can still hear very loud noises, especially low-pitched sounds.
- Vibration: A vibrating pad under the pillow or mattress can wake up someone who cannot hear the sound at all.
- Flashing Lights: Bright flashes can help people who sleep with their eyes partially open or are sensitive to light.
- Easy Controls: Simple buttons and clear labels help everyone, especially older users or those with vision problems.
- Backup Power: Battery backup is useful in case of a power outage.
It’s important to remember that not every person with hearing loss needs all these features. Some need only one or two. The right clock depends on your personal hearing level and sleep habits.
Sharp Big Bang Alarm Clock: Features And Technical Details
The Sharp Big Bang Alarm Clock is designed for heavy sleepers and people with hearing loss. Below are its main features and technical specifications.
| Feature | Sharp Big Bang Alarm Clock |
|---|---|
| Sound Volume | 113 decibels (maximum) |
| Vibration Pad | Included, wired connection |
| Flashing Light | No built-in strobe light |
| Alarm Tones | Selectable, low or high pitch |
| Display | Large, easy-to-read LED |
| Battery Backup | Yes, 9V battery (not included) |
| Snooze Function | Yes, 9-minute cycle |
The 113-decibel alarm is one of the loudest on the market. For reference, a typical alarm clock is around 80 decibels; 113 decibels is similar to a rock concert or a chainsaw. The included vibration pad is meant to slide under your pillow or mattress.

Performance: Real-world Use For Hearing Impaired Users
Sound Volume And Effectiveness
For most people with mild to moderate hearing loss, the 113 dB sound is more than enough. Some users say they can hear the alarm even when wearing earplugs. However, people with severe or profound hearing loss might not hear the alarm at all, especially if they remove their hearing aids at night.
One unique detail: the Sharp Big Bang lets you choose a lower-pitched tone, which some people with high-frequency hearing loss find easier to detect. Many other alarms only offer high-pitched beeps.
Vibration Pad: How Well Does It Work?
The vibration pad is a key feature. It plugs into the back of the clock, and when the alarm goes off, it shakes the pillow or mattress. For many people who are completely deaf or have profound hearing loss, this is the main way they wake up.
- The vibration is strong enough to be felt through most pillows.
- Some users find it more effective if placed under the mattress, especially for light sleepers who are easily startled.
- For very deep sleepers, the vibration can be combined with the sound for double impact.
One thing to note: if you sleep with someone else, the vibration may wake both people, not just the intended user.
Missing Features: No Flashing Light
Unlike some competitors, the Sharp Big Bang Alarm Clock does not include a flashing strobe light. This can be a disadvantage for people who are deaf-blind or rely more on visual signals. If you need a light-based alert, you may want to look at other options.
Controls And Usability
The large buttons and simple display make this clock easy for people of all ages to use. Setting the time and alarm is straightforward. The large LED numbers are bright, which helps people with low vision.
Power Reliability
Battery backup is built in. If the power goes out during the night, the clock will keep time and the alarm will still sound (but the vibration pad may not work unless you have a special battery pack).
Comparing The Sharp Big Bang Alarm Clock To Other Models
How does the Sharp Big Bang Alarm Clock compare to other popular alarm clocks for hearing-impaired users? Here’s a look at how it stacks up against two leading competitors: the Sonic Bomb and the Clarity Wake Assure.
| Feature | Sharp Big Bang | Sonic Bomb | Clarity Wake Assure |
|---|---|---|---|
| Max Volume | 113 dB | 113 dB | 85 dB |
| Vibration Pad | Yes | Yes | Yes |
| Flashing Light | No | Yes | Yes |
| Alarm Tones | High/Low | High/Low | Single Tone |
| Battery Backup | Yes | Yes | Yes |
| Ease of Use | Very Easy | Moderate | Easy |
| Price Range | Low | Medium | High |
The Sharp Big Bang stands out for its simplicity and price. However, the lack of a flashing light means it’s not always the best for people who need visual alerts. The Sonic Bomb is a more complete package for those who want all three signals—sound, vibration, and light.

Pros And Cons Of The Sharp Big Bang Alarm Clock
Understanding the main strengths and weaknesses can help you decide if this clock is right for your needs.
Pros
- Extremely loud: One of the highest volume alarms available.
- Strong vibration: Effective for people with profound hearing loss.
- Simple controls: Easy to set, even for older adults.
- Battery backup: Keeps alarm working during outages.
- Affordable: Costs less than many other specialized alarms.
- Low or high pitch: Good for different types of hearing loss.
Cons
- No flashing light: Not suitable if you need a visual alert.
- Vibration can disturb bed partner: If you share a bed, both people may wake up.
- No wireless options: The vibration pad must be plugged in.
- Bulky design: Takes up space on the nightstand.
- No smart features: Cannot connect to smartphones or smart home devices.
Non-obvious Insights: What Beginners Often Miss
Many first-time buyers focus only on the loudness of the alarm. However, there are two key points that beginners often overlook:
- Pitch Matters as Much as Volume: High-frequency hearing loss is common, especially among older adults. A lower-pitched alarm, like the one offered by the Sharp Big Bang, is easier for many to hear than a loud, high-pitched beep. Always test both if possible.
- Vibration Placement Makes a Difference: The vibration pad works best when it is in direct contact with your body or pillow. If you put it under a thick mattress, the effect is much weaker. Experiment with placement to get the right balance between comfort and effectiveness.

Real-world User Reviews
Many users with hearing impairment report positive experiences with the Sharp Big Bang Alarm Clock. Some say it is the first alarm they have owned that can actually wake them up reliably. Parents of teenagers with hearing loss also praise the vibration feature.
However, there are a few complaints:
- The lack of a visual alert can be a dealbreaker for some.
- The vibration pad’s wire can get tangled or caught on the bed.
- The alarm is so loud that it can disturb others in the house.
It’s worth noting that some people find the clock’s design a bit old-fashioned. Still, it delivers where it matters: waking up on time.
When Is The Sharp Big Bang Alarm Clock A Good Choice?
This clock is a smart pick if:
- You have mild to severe hearing loss and respond to loud sounds or strong vibrations.
- You do not need a flashing light to wake up.
- You value simplicity and affordability.
- You want something reliable without complicated features.
You might want to consider other options if:
- You are profoundly deaf and require a light-based signal.
- You need a wireless solution.
- You want smart features or integration with your smartphone.
For more on alarm clocks for the deaf and hard of hearing, you can visit the Wikipedia page on alarm clocks.
Practical Tips For Getting The Most Out Of Your Alarm Clock
- Test sound and vibration levels before relying on them. Make sure you can actually wake up to both.
- Try different pad placements. Under the pillow works for most, but under the mattress can be better for some.
- Use battery backup. Insert a 9V battery so you don’t miss an alarm during power outages.
- Combine methods. If you struggle to wake up, try using both sound and vibration together.
- Keep controls simple. Avoid changing settings at night, as it’s easy to make mistakes when half asleep.
Frequently Asked Questions
Is The Sharp Big Bang Alarm Clock Suitable For People Who Are Completely Deaf?
The clock is designed to help those with profound hearing loss by using a strong vibration pad. However, it does not include a flashing light, so it may not be the best option for people who rely on visual signals or are deaf-blind.
Can The Vibration Pad Wake Up Deep Sleepers?
Many deep sleepers say the vibration pad is strong enough, especially when placed directly under the pillow. Still, extremely deep sleepers may need to combine both sound and vibration to ensure they wake up.
Does The Sharp Big Bang Alarm Clock Work If The Power Goes Out?
Yes, the clock has a battery backup feature that keeps the time and alarm working during power outages. However, some models may only keep the sound alarm active, not the vibration, unless a special battery is used.
Is This Alarm Clock Easy For Seniors To Use?
Yes, the Sharp Big Bang Alarm Clock is known for its large buttons and simple controls. The big LED numbers are easy to see, making it a good choice for older adults with hearing and vision loss.
What Should I Do If The Vibration Pad Stops Working?
First, check the connection between the pad and the clock. Make sure it’s plugged in tightly. If it still doesn’t work, try using a different power outlet or replacing the pad if possible. Always follow the manufacturer’s instructions for troubleshooting.
Waking up on time shouldn’t be a daily struggle. The Sharp Big Bang Alarm Clock offers a mix of loud sound and strong vibration, making it a solid choice for many people with hearing loss. While it lacks a flashing light, its simplicity, reliability, and affordable price make it a strong contender if you don’t need visual alerts. Before buying, think about your personal needs and test the features whenever possible. With the right alarm, you can wake up confidently every morning.
