User Guide

SBB500SS Sonic Bomb Loud Dual Alarm Clock
Instruction Manual
Special Features of Your Sonic Boom Alarm Clock
Congratulations on the purchase of your Sonic Boom Alarm Clock! This unique clock
allows you to:
Wake up to any combination of loud pulsating audio alarm, flashing lights, and
shaking bed (bed vibrator sold separately).
Adjust the alarm volume and tone to achieve the most effective audio alert.
Easily view the large, bright green LED display with adjustable display angle.
Save your time and alarm setting in the event of a power interruption through the
use of a battery backup (9V battery not included).
Use the clock with Sonic Alert’s complete line of signaling products, such as
telephone, doorbell, and baby cry signalers.
Setting the Time of Day
Note: Since your clock has a 24-hour memory, you must make sure that the time set is
AM or PM. A round light in the upper left of the clock display will indicate PM time.
For AM time, the light does not appear.
1. Press and hold the TIME (time set) button. Then press the HOUR button until the
correct hour is shown.
2. Press and hold the TIME button again. Then press the MIN (minute) button until
the correct minutes are shown.
Setting an Alarm Time
Note: Since your clock has a 24-hour memory, you must make sure that the time set is
AM or PM. A round light in the upper left of the clock display will indicate PM time.
For AM time, the light does not appear.

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