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How Your OVOSONO Circle Works

Every setting runs through TimeSync and is transmitted by tone, just hold your phone close to the clock. Four buttons on the clock itself control the key functions, no phone needed.

Set the Time

Activate

In TimeSync under "Time", choose the current hour and minute, then tap Transfer.

What Happens

A short tone sequence plays, then the hour ring shows the new time.

Set Your Location

Activate

Under "Location", search for your city and confirm.

What Happens

The clock now knows your stored location and adjusts for daylight saving automatically, except in the southern hemisphere and one hour later in the UK and Portugal.

Correct Daylight Saving

Activate

In the "Daylight Saving" panel tap "One hour forward", or press button 2 briefly. That turns off automatic switching until you transfer location or date again.

What Happens

The display jumps forward one hour immediately. Automatic handling resumes once the next location is transmitted by tone.

Choose the Display Color

Activate

Under "Display Color", pick a shade with the color wheel or one of ten matched presets, for individual rings or all of them together.

What Happens

After transfer, the LEDs light up permanently in the new color, confirmed by a brief green flash.

Adjust Brightness

Activate

Drag the slider under "Brightness", set it to "Automatic", or hold button 1.

What Happens

The LEDs become brighter or dimmer immediately, or learn over time how bright day and night typically are in your room.

12h or 24h Display

Activate

Switch it in TimeSync, or press button 3 briefly.

What Happens

The display switches immediately between 12- and 24-hour format.

Play Light Animations

Activate

Choose one of five ready-made patterns (Breathe, Chase, Wave, Flash, Hour Change) or design your own gradient, optionally scheduled for up to four fixed times a day.

What Happens

The pattern plays immediately as a preview, or automatically at the set time.

Factory Reset

Activate

Trigger it with a tone command using a fixed confirmation code, safeguarded against accidents.

What Happens

Colors, brightness, daylight-saving rule, location and animations return to factory defaults; the current time stays untouched.

How the clock is built, layer by layer

In just over a minute, the video shows how the Circle 350 comes together from its layers, from the front plate and the circuit board to the finished clock. You start it yourself, and the sound is off at first.

Meet the OVOSONO Circle 350

An LED wall clock you set by sound from your phone.

OVOSONO Circle350 wall clock, black version, front view

By Tone or by Button, You Decide