1. Introduksjon
The Hushing Sound Machine Alarm Clock F4 is a versatile 3-in-1 device designed to enhance sleep and simplify daily routines. It combines a sound machine with 30 soothing sounds, a dual alarm clock with 15 wake-up sounds, and a night light with 12 color options. This device features a backup battery for alarm functionality during power outages, a memory function to retain settings, and adjustable display brightness.

Figur 1: Foran view of the Hushing Sound Machine Alarm Clock F4.
2. Produktfunksjoner
- 3-i-1-funksjonalitet: Integrates a sound machine, dual alarm clock, and night light.
- Lydmaskin: Offers 30 soothing sounds, including white noise, pink noise, brown noises, lullabies, and natural sounds (rain, thunderstorm, sea waves, river, campfire, water drop, singing birds).
- Doble alarmer: Two independent alarms for different schedules.
- Wake-up Sounds: 15 options, including classic beeps, light music, and ambient sounds.
- Snooze-funksjon: Provides an additional 9 minutes of rest.
- Nattlys: 12 colors with 10 adjustable brightness levels. Can be turned off independently.
- Tidsvisning: 12/24-hour mode with 4 levels of adjustable brightness.
- Volumkontroll: 32 justerbare volumnivåer.
- Sleep Timers: Auto-off options for 30, 60, 90, or 120 minutes, or continuous playback.
- Minnefunksjon: Retains last settings after power failure or reboot.
- Reservebatteri: Ensures alarm functionality during power outages (device requires constant power for full operation).

Figur 2: Overview of the 3-in-1 functionality.

Figure 3: Detailed list of 30 soothing sounds available.
3. Oppsett
- Strømtilkobling: Connect the device to a power source using the provided USB cable and adapter. The device requires continuous power for full operation. The internal battery serves as a backup for the alarm function only.
- Innledende kostnad: For optimal performance, ensure the device is fully charged before first use.
- Tidsinnstilling:
- Press and hold the "12/24H Time Set" button to enter time setting mode.
- Use the "+" or "-" buttons to adjust the hour.
- Press the "Next Song" button (right arrow) to move to minute adjustment.
- Bruk knappene "+" eller "-" for å justere minuttene.
- Press the "Next Song" button again to confirm and exit time setting.
- 12/24-timers format: Short press the "12/24H Time Set" button to toggle between 12-hour (AM/PM) and 24-hour formats.
Video 1: Guide on how to set the alarm clock and other settings.

Figure 4: Button layout and functions for easy operation.
4. Bruksanvisning
4.1. Stille inn alarmer
- Set Alarm 1 or 2:
- Press and hold the "Alarm 1" or "Alarm 2" button to enter alarm setting mode.
- Use the "+" or "-" buttons to adjust the alarm hour.
- Press the "Next Song" button (right arrow) to move to minute adjustment.
- Use the "+" or "-" buttons to adjust the alarm minutes.
- Press the "Next Song" button again to select the alarm sound (15 options). Use "+" or "-" to cycle through sounds.
- Press the "Next Song" button again to adjust alarm volume. Use "+" or "-" to set the volume.
- Press the "Next Song" button again to confirm and exit alarm setting. The alarm icon will appear on the display.
- Slå alarmen av/på: Short press the "Alarm 1" or "Alarm 2" button to activate or deactivate the alarm. The alarm icon will appear/disappear on the display.
- Utsett: When the alarm sounds, press the "Snooze" button to temporarily silence it for 9 minutes.
- Stopp alarm: To turn off the alarm completely, press any button other than "Snooze" when the alarm is sounding.

Figure 5: Key features of the alarm clock function.

Figur 6: Eksamples of wake-up sounds.
4.2. Using the Sound Machine
- Slå på/av: Press the power button (bottom center) to turn the sound machine on or off.
- Velg lyd: Use the "Previous Song" (left arrow) or "Next Song" (right arrow) buttons to cycle through the 30 available sounds.
- Juster volum: Use the "+" or "-" buttons to increase or decrease the volume (32 levels).
- Still inn søvntimer: Short press the "Sleep Timer" button to set an auto-off timer for 30, 60, 90, or 120 minutes. Press repeatedly to cycle through options or select continuous play (indicated by "CO").

Figure 7: Internal speaker design and volume capabilities.
4.3. Nattlysdrift
- Slå på/av: Press the "RGB" button to turn the night light on or off.
- Endre farge: Short press the "RGB" button to cycle through 12 different colors.
- Juster lysstyrke: Use the "+" or "-" buttons to adjust the brightness of the night light (10 levels).

Figure 8: Night light features and benefits.
4.4. Vis lysstyrke
- Juster displayets lysstyrke: Short press the "Dimmer" button to cycle through 4 levels of display brightness (low, medium, high, off).

Figure 9: Adjustable time display brightness levels.
5. Vedlikehold
- Rengjøring: Tørk av enheten med en myk, tørr klut. Ikke bruk flytende rengjøringsmidler eller slipende materialer.
- Lagring: Oppbevares på et kjølig, tørt sted når den ikke er i bruk i lengre perioder.
- Makt: Ensure the device remains plugged into a power source for continuous functionality, especially for the sound machine and night light features. The backup battery is solely for the alarm function during power interruptions.
6. Feilsøking
- Enheten slår seg ikke på: Ensure the device is properly plugged into a working power outlet. Check the USB cable and adapter for damage.
- Alarmen går ikke: Verify that the alarm is set and activated (alarm icon visible on display). Check the alarm volume setting. Ensure the device is plugged in, as the backup battery only supports the alarm function for a limited time during power outages.
- Problemer med lydkvaliteten: Ensure the device is placed on a flat, stable surface. The speaker is located on the bottom of the unit, so avoid placing it on soft surfaces that might muffle the sound.
- Skjermen er for lys/svak: Use the "Dimmer" button to adjust the display brightness to your preference.
- Settings not saving: The device has a memory function. If settings are not retained, ensure the device is not completely losing power for extended periods beyond the backup battery's capacity.
7. Spesifikasjoner
- Produktdimensjoner: 4.25 x 4.25 x 2.2 tommer
- Varevekt: 7.68 unser
- Modellnavn: HAC-F4
- Batterier: 1 Lithium Polymer battery required (included, for backup alarm function)
- Produsent: Hysjing
8. Garanti og støtte
For warranty information or technical support, please refer to the contact details provided with your purchase or visit the official Hushing webnettstedet. Ta vare på kjøpskvitteringen for eventuelle garantikrav.