1. Introduktion
Thank you for choosing the YABER K2s 4K Smart Projector. This manual provides essential information for setting up, operating, and maintaining your projector to ensure optimal performance and longevity. The YABER K2s combines advanced projection technology with smart features, including Android TV 11, high brightness, superior audio, and intelligent auto-correction, to deliver an immersive entertainment experience.

Figure 1.1: The YABER K2s Projector showcasing its smart entertainment capabilities with popular streaming services.
2. Nøglefunktioner
- Android TV 11 Built-in: Access over 9,000 apps and 1,000,000+ movies from platforms like Netflix, Prime Video, and YouTube directly through the integrated Android TV dongle.
- Stunning Picture Quality: Native 1080p resolution with 4K support and 800 ANSI Lumens brightness for vivid, detailed, and bright images.
- Superior Audio Experience: Co-created with JBL, featuring dual JBL stereo speakers with Dolby Audio support for 360° immersive sound. Can also function as a standalone Bluetooth speaker.
- Advanced Auto Screen Adaptation: Equipped with auto focus and auto keystone correction for instant, perfectly aligned, and sharp visuals.
- NFC Screencast: Effortlessly cast content from your NFC-enabled phone by simply tapping it on the projector.
- Alexa stemmestyring: Seamlessly control your projector, switch signals, open apps, and adjust volume using voice commands when paired with Alexa.
- WiFi 6 Connectivity: Ensures ultra-high-speed and stable transmission for smooth streaming and gaming, 45% faster than previous generations.
- Stille drift: Designed with a quiet mode, operating at less than 28dB, and an auto-sleep mode for undisturbed viewing.

Figur 2.1: Overview of the YABER K2s projector's core features.
3. Opsætningsvejledning
3.1 Udpakning og placering
Carefully remove all components from the packaging. Place the projector on a stable, flat surface or mount it on a ceiling or tripod. Ensure adequate ventilation around the projector.
3.2 Strømtilslutning
- Tilslut netledningen til projektorens strømindgang.
- Sæt den anden ende af netledningen i en stikkontakt.
- Tryk på tænd/sluk-knappen på projektoren eller fjernbetjeningen for at tænde den.
3.3 Første opsætning og netværksforbindelse
Upon first power-on, the projector will guide you through the initial setup process for the Android TV dongle. Follow the on-screen prompts to:
- Vælg dit sprog.
- Connect to a Wi-Fi network (WiFi 6 recommended for best performance).
- Sign in with your Google account to access the Google Play Store and its applications.
3.4 Image Adjustment (Auto Focus & Keystone)
The YABER K2s features automatic focus and keystone correction. Once the projector is powered on and positioned, it will automatically adjust the image for clarity and shape. If manual adjustment is needed, navigate to the settings menu using the remote control.

Figure 3.1: The projector's auto focus and keystone correction ensure a perfect view på sekunder.
4. Betjeningsvejledning
4.1 Navigating Android TV
Use the provided remote control to navigate the Android TV interface. The home screen provides access to installed apps, recommended content, and settings. You can download additional apps from the Google Play Store.

Figure 4.1: The Android TV interface with access to 9000+ apps.
4.2 Tilslutning af eksterne enheder
The YABER K2s supports various connectivity options:
- HDMI: Connect laptops, gaming consoles, or other HDMI-enabled devices. The projector supports HDMI ARC and HDMI CEC.
- USB: Afspil medier files direkte fra et USB-drev.
- Bluetooth: Tilslut eksterne Bluetooth-højttalere eller hovedtelefoner for forbedret lyd.
4.3 NFC Screencast
To use NFC Screencast, ensure your smartphone has NFC enabled. Simply tap your phone to the designated NFC area on the projector to mirror your phone's screen content.

Figure 4.2: Tap to Screencast by NFC for quick content sharing.
4.4 Alexa Stemmestyring
Pair your YABER K2s with an Alexa-enabled device to control it using voice commands. For example, say "Alexa, open Netflix on projector" or "Alexa, adjust volume on K2s."

Figure 4.3: Hands-free control with Alexa smart voice control.
4.5 Lydindstillinger
The projector's dual JBL speakers with Dolby Audio provide rich sound. You can adjust audio settings through the Android TV interface. To use the projector as a standalone Bluetooth speaker, simply turn off the projection screen in the settings.

Figure 4.4: Experience 360° immersive audio with JBL and Dolby Audio.
4.6 Quiet Mode and Ambient Mode
The K2s features a quiet mode for reduced fan noise, ideal for undisturbed viewing. Additionally, an ambient mode allows you to project calming visuals like starry skies or bonfires, enhancing your environment.

Figure 4.5: Enjoy lower noise with energy saving in Quiet Mode.
5. Vedligeholdelse
5.1 Rengøring af linsen
Brug en blød, fnugfri klud, der er specielt designet til optiske linser, til forsigtigt at tørre projektorlinsen af. Undgå at bruge slibende rengøringsmidler eller overdreven kraft, da dette kan ridse linsen.
5.2 Generel pleje
- Opbevar projektoren i et rent og støvfrit miljø.
- Sørg for korrekt ventilation for at forhindre overophedning. Bloker ikke luftåbningerne.
- When not in use, cover the lens with the provided lens cap to protect it from dust and scratches.
- Store the projector in a cool, dry place.
6. Fejlfinding
6.1 Ingen strøm
- Kontroller, om netledningen er korrekt tilsluttet til både projektoren og stikkontakten.
- Sørg for, at stikkontakten fungerer.
- Try pressing the power button on the projector itself, not just the remote.
6.2 No Image/Poor Image Quality
- Kontroller, at objektivdækslet er fjernet.
- Check the input source. Ensure the correct HDMI or USB input is selected.
- Perform auto focus and keystone correction again.
- Rengør projektorlinsen, hvis den ser ud til at være snavset.
- Sørg for, at rummet er tilstrækkeligt mørkt for optimal viewing.

Figure 6.1: The 800 ANSI Lumens brightness ensures clear and vibrant images.
6.3 Problemer med Wi-Fi-forbindelse
- Sørg for, at din Wi-Fi-router er tændt og fungerer korrekt.
- Kontroller, om den indtastede Wi-Fi-adgangskode er korrekt.
- Move the projector closer to the Wi-Fi router to improve signal strength.
- Restart both the projector and your Wi-Fi router.

Figure 6.2: WiFi 6 provides fast, stable, and smooth experience for gaming and streaming.
7. Specifikationer
| Mærke | yaber |
| Model | K2s |
| Displayteknologi | LCD |
| Indfødt opløsning | 1920 x 1080 (1080P) |
| Understøttet opløsning | 4K |
| Lysstyrke | 800 ANSI Lumens |
| Støjniveau | < 28 dB |
| Operativsystem | Android TV 11 |
| Lyd | Dual JBL Stereo Speakers, Dolby Audio Support |
| Forbindelse | HDMI ARC, HDMI CEC, WiFi 6 (5G+2.4G), Bluetooth, USB |
| Særlige funktioner | Auto Focus, Auto Keystone Correction, NFC Screencast, Alexa Voice Control, Quiet Mode, Auto Sleep Mode |
| Produktdimensioner | 29 x 27 x 12.6 cm |
| Vægt | 4.45 kg |
8. Garanti og support
YABER is committed to providing excellent customer service and support for your K2s projector.
8.1 Garantioplysninger
- 6-Month Money Back Guarantee: If you are not satisfied with your purchase, you may be eligible for a refund within six months.
- 3 års reparationsgaranti: The projector is covered by a three-year repair warranty from the date of purchase.
- Livsvarig teknisk support: YABER provides lifetime technical assistance for your product.
8.2 Kundesupport
For any questions, technical assistance, or warranty claims, please contact YABER customer support:
- E-mail support: service@yaber.com (Tilgængelig 24/7)





