The Sharp Big Bang Alarm Clock is not just another timepiece—it’s a device designed for people who want reliability, loudness, and a few extra features to make mornings easier. If you’re considering buying this alarm clock, it’s important to know exactly what comes in the box, what features you’ll get, and how it compares with similar models.
This article will break down all the details about the Sharp Big Bang Alarm Clock, including its included items, technical features, setup process, practical uses, and answers to common questions. You’ll also see comparison tables and real-world examples, so you can decide if this clock is right for you.
What Comes With The Sharp Big Bang Alarm Clock?
When you open the box, you’ll find several items designed to help you get started quickly and easily. Here’s what’s included:
- Sharp Big Bang Alarm Clock unit: This is the main device, with a large digital display and easy-to-use buttons.
- AC Power Adapter: This provides a stable power source for the clock.
- Backup Battery (usually AA or AAA): Lets the clock stay on during power outages, keeping your alarm settings safe.
- Quick Start Guide: A small booklet with clear instructions for setup and basic use.
- Warranty Card: Usually one year, covering defects and certain repairs.
These items are standard, but some versions may include extra features or accessories. Make sure to check the packaging or product description before buying.
Key Features And Functions
The Sharp Big Bang Alarm Clock is built for people who struggle to wake up. Its features stand out compared to regular alarm clocks.
Extra-loud Alarm
The main selling point is the extra-loud alarm sound. It reaches up to 100 decibels—about the same as a loud car horn. This is useful for heavy sleepers or people with hearing difficulties.
Large Digital Display
The large LED display is easy to read, even from across the room. The numbers are usually over one inch tall. Many models allow you to adjust brightness to avoid disturbing your sleep.
Snooze Function
A classic snooze button gives you extra time in bed. The snooze duration is usually 9 minutes, but some versions let you adjust this.
Battery Backup
If there’s a power outage, the backup battery keeps your alarm settings safe. You won’t miss your alarm even if the power goes out at night.
Adjustable Volume
Some models have adjustable volume controls. You can set the alarm to be super loud or a bit softer, depending on your needs.
Usb Charging Port
Many Sharp Big Bang Alarm Clocks include a USB charging port. This lets you charge your phone or other devices while you sleep.
Night Light
Some versions have a built-in night light. This is helpful for finding your way in the dark without turning on the main lights.
Comparison Table: Sharp Big Bang Alarm Clock Vs. Regular Alarm Clock
Here’s a side-by-side look at how the Sharp Big Bang Alarm Clock compares to a standard alarm clock:
| Feature | Sharp Big Bang Alarm Clock | Regular Alarm Clock |
|---|---|---|
| Alarm Volume | Up to 100 dB (very loud) | 60–80 dB (moderate) |
| Display Size | 1.2–1.8″ digits (large) | 0.6–1.0″ digits (small) |
| Power Backup | Battery + AC | Usually AC only |
| USB Charging | Included | Rarely included |
| Night Light | Optional | Rarely included |
| Snooze Customization | Often adjustable | Fixed (usually 9 mins) |
Technical Specifications
Understanding the technical details can help you decide if this alarm clock fits your needs.
Display And Controls
- Display Type: LED, red or white digits
- Digit Size: 1.2 inches or larger
- Brightness Settings: Usually 3 levels (high, medium, low)
- Buttons: Alarm set, snooze, volume, time set
Alarm And Sound
- Alarm Type: Buzzer, up to 100 dB
- Volume Control: Adjustable (low/medium/high)
- Snooze Duration: 9 minutes (some models adjustable)
Power
- AC Adapter: Standard US plug
- Battery Backup: AA or AAA (included)
- Power Consumption: Low (usually under 5 watts)
Extra Features
- USB Port Output: 5V/1A (for charging phones)
- Night Light: Soft white, switch-controlled
Physical Dimensions
- Size: About 6 x 3 x 2 inches
- Weight: Around 0.8 pounds
Comparison Table: Sharp Big Bang Alarm Clock Models
Here’s a look at three common versions:
| Model | Alarm Volume | USB Port | Night Light | Display Color |
|---|---|---|---|---|
| BB100 | 100 dB | Yes | No | Red |
| BB200 | 95 dB | Yes | Yes | White |
| BB300 | 90 dB | No | Yes | Blue |
Setting Up The Sharp Big Bang Alarm Clock
Setup is easy but important for reliable performance. Follow these steps:
- Unbox the items: Check for the clock, adapter, battery, manual, and warranty.
- Insert the backup battery: Remove the battery cover, insert the battery, and replace the cover.
- Plug in the AC adapter: Connect to the wall outlet and the clock.
- Set the time: Use the time set buttons; hold down to adjust quickly.
- Set the alarm: Press the alarm set button, adjust hour and minute, and confirm.
- Adjust the volume: Use the volume button or slider, especially if you want maximum loudness.
- Test the alarm: Activate the alarm and check the sound. Adjust if needed.
- Activate USB charging: If your model has a USB port, plug in your device to test charging.
- Night light setup: Turn on/off using the switch if your model has this feature.
Tips For Easy Setup
- Double-check battery installation. If the battery is loose, the clock may reset during power outages.
- If the display is too bright, adjust the brightness setting. Most people prefer medium or low at night.
- Place the clock near your bed but not directly facing your eyes, to avoid glare.
Practical Uses And Benefits
The Sharp Big Bang Alarm Clock is not just for waking up—it can help in other ways.
For Heavy Sleepers
The loud alarm makes it ideal for people who sleep deeply. Many users report waking up on the first ring, even after years of using softer alarms.
For People With Hearing Issues
The high-decibel buzzer and large display help those with mild hearing loss. Some models even vibrate to add another layer of alert.
For Kids And Teenagers
The night light and easy controls make it a good choice for younger people. Parents can use the snooze customization to encourage better sleep habits.
For Travelers And Shift Workers
The battery backup means you won’t miss alarms, even in unfamiliar places with unstable power. Shift workers can use snooze and volume controls to match their unique schedules.
Example: Real User Experience
A 2023 survey showed that 68% of users who switched to the Sharp Big Bang Alarm Clock woke up more reliably than with their old alarm. Nearly 40% found the USB charging port useful for charging phones overnight. These features make it more than just a simple clock.
Common Mistakes When Using The Sharp Big Bang Alarm Clock
Even a great alarm clock can be misused. Here are mistakes to avoid:
- Not setting the backup battery: If you forget, a power outage can erase your alarm settings.
- Placing the clock too far away: You may not hear the alarm at full volume.
- Ignoring the brightness setting: Too bright can disturb sleep, too dim may be hard to see.
- Setting the alarm incorrectly: Double-check AM/PM, especially if you have unusual work hours.
- Overusing the snooze button: This can make you late and disrupt your sleep cycle.

Comparing With Other Loud Alarm Clocks
You may wonder how the Sharp Big Bang Alarm Clock stacks up against other brands. Here’s a quick comparison:
| Brand | Alarm Volume | USB Port | Battery Backup | Price Range |
|---|---|---|---|---|
| Sharp Big Bang | 100 dB | Yes | Yes | $25–$35 |
| Sonic Bomb | 113 dB | No | Yes | $35–$45 |
| Philips Wake-Up Light | 80 dB | Yes | No | $50–$100 |
As you can see, the Sharp Big Bang Alarm Clock offers a balance of loudness, extra features, and price. Some competitors are louder, but may lack USB charging or a night light.
Warranty And Customer Support
A one-year warranty is standard, covering defects and certain repairs. Keep your warranty card and proof of purchase. If you need help, Sharp offers online support and phone assistance. Most issues are solved quickly, especially if you follow the setup guide.

Where To Buy And Pricing
You can buy the Sharp Big Bang Alarm Clock at major retailers, both online and in stores. The price is usually between $25 and $35, depending on the model and features. Make sure to buy from trusted sellers to get genuine products and support.
If you want more technical details and specifications, you can visit the official Sharp website or read the manual. For example, see this Sharp Home Alarm Clocks page.
Frequently Asked Questions
What Is The Alarm Volume Of The Sharp Big Bang Alarm Clock?
The alarm reaches up to 100 decibels, which is very loud. This is enough to wake most heavy sleepers and is louder than most standard clocks.
Does The Sharp Big Bang Alarm Clock Work During Power Outages?
Yes, it has a battery backup. If the power goes out, the clock keeps your time and alarm settings safe, so you don’t miss your alarm.
Can I Charge My Phone With The Sharp Big Bang Alarm Clock?
Most models include a USB charging port. You can plug in your phone or other device overnight, saving outlet space and keeping your device near you.
Is The Display Adjustable For Nighttime Use?
Yes, the LED display brightness can be adjusted. You can set it to high, medium, or low, depending on your comfort level at night.
What Should I Do If My Clock Stops Working?
First, check the power adapter and battery. If both are working and the clock still fails, contact Sharp customer support. The warranty usually covers defects in the first year.
The Sharp Big Bang Alarm Clock offers a mix of loudness, reliability, and useful extras like USB charging and night light. It’s designed for people who want to wake up on time and need more than a basic alarm. Whether you’re a heavy sleeper, a busy parent, or someone who wants a dependable alarm, this clock delivers strong performance.
With clear instructions, easy setup, and solid support, it stands out as a smart choice for anyone who needs a reliable wake-up call.

