1. Einleitung
This manual provides instructions for the Monster Open Ear AC225 Bluetooth 6.0 Earbuds. Please read this manual carefully before using the product to ensure proper operation and to extend the lifespan of your device.
2. Produktüberschreitungview
The Monster Open Ear AC225 Earbuds feature a lightweight, open-ear design for comfort and situational awareness. They are equipped with 13mm dynamic drivers for clear audio and an ENC microphone for clear calls.

Image: Innovative Ergonomic Clip-On Design of the Monster Open Ear AC225 Earbuds.

Image: Woman wearing the breathable open-ear Monster AC225 earbuds for ultra-light comfort.
3. Einrichtung und Tragen
3.1 Erstes Pairing
- Nehmen Sie die Ohrhörer aus dem Ladeetui.
- Remove any protective film from the charging contacts inside the case and on the earbuds.
- Place the earbuds back into the case and close it for a few seconds, then open it again.
- On your smartphone or Bluetooth-enabled device, turn on Bluetooth.
- Suchen nach "soundcore C50i" (Note: The product title is Monster AC225, but the video refers to Soundcore C50i. Please refer to your device's specific pairing name if different) in the device list and tap to connect.
Video: Instructions on how to pair Soundcore C50i earbuds for the first time. This process is generally similar for Monster Open Ear AC225 earbuds.
3.2 Tragen der Ohrhörer
- Identifizieren Sie den linken (L) und den rechten (R) Ohrhörer.
- Gently position each earbud against your outer ear, ensuring the speaker faces forward towards your ear canal.
- Adjust the earbud up or down for a comfortable and secure fit. The flexible ear hook should rest behind your earlobe.
- When worn correctly, the speaker sits in your ear, and the battery component rests behind it, with the button facing upward.
Video: Guide on how to properly wear Soundcore C50i earbuds. The wearing method is applicable to Monster Open Ear AC225 earbuds.
4. Bedienung der Ohrhörer
4.1 Berührungssteuerung
The Monster Open Ear AC225 Earbuds feature intuitive touch controls for managing audio playback, calls, and voice assistants. The touch-sensitive area is located on the exterior of each earbud.
- Abspielen/Pause: Tap the L/R earbud twice.
- Anruf annehmen/beenden: Tap the L/R earbud twice.
- Anruf ablehnen: Press and hold the L/R earbud for 2 seconds.
- Lautstärke erhöhen: Tap the R earbud once.
- Lautstärke runter: Tap the L earbud once.
- Nächstes Lied: Tap the R earbud three times.
- Vorheriges Lied: Tap the L earbud three times.
- Sprachassistent: Press and hold the L/R earbud for 2 seconds (when not on a call).

Image: Visual representation of the touch control functions for the earbuds.
4.2 Anruffunktionalität
The ENC-enhanced microphone reduces background noise, ensuring clear calls even in noisy environments.

Image: Clear call quality with ENC-enhanced microphone.
5. Aufladen
The earbuds provide up to 8 hours of playback on a single charge, with the charging case extending total playtime to 36 hours.
- To charge the earbuds, place them into the charging case. The LED indicator on the case will show charging status.
- To charge the case, connect it to a power source using a USB-C cable.

Image: Earbuds and charging case illustrating extended battery life.
6. Wartung
- Reinigung: Regularly clean the earbuds and charging contacts with a dry, soft cloth. Avoid using harsh chemicals.
- Wasserbeständigkeit: The earbuds are IPX6 water-resistant, protecting them from sweat and rain. Do not submerge them in water. Ensure they are dry before placing them back in the charging case.
- Lagerung: Bewahren Sie die Ohrhörer bei Nichtgebrauch im Ladeetui auf, um sie zu schützen und geladen zu halten.

Image: IPX6 waterproof rating for protection against sweat and rain.
7. Fehlerbehebung
- Kein Ton: Stellen Sie sicher, dass die Ohrhörer geladen und korrekt gekoppelt sind. Überprüfen Sie die Lautstärke des Geräts.
- Kopplung fehlgeschlagen: Make sure Bluetooth is enabled on your device. Ensure earbuds are in pairing mode (usually indicated by a flashing LED). Try resetting the earbuds (refer to manufacturer's specific reset instructions if available).
- Intermittierende Verbindung: Ensure no obstacles are between the earbuds and your device. Move closer to your device. Avoid areas with strong Wi-Fi or other wireless interference.
- Ladeprobleme: Check if the charging cable is securely connected. Ensure charging contacts on both earbuds and case are clean and free of debris.
8. Spezifikationen
| Besonderheit | Spezifikation |
|---|---|
| Marke | Monster |
| Modellnummer | AC225 |
| Platzierung des Ohrs | Offenes Ohr |
| Formfaktor | Ohrhörer mit offenem Ohr |
| Lärmschutz | Umgebungsgeräuschunterdrückung (ENC) |
| Steuerungstyp | Touch-Steuerung |
| Durchschnittliche Batterielebensdauer | 36 Stunden (mit Ladeetui) |
| Konnektivitätstechnologie | Kabellos (Bluetooth) |
| Bluetooth-Version | 6.0 |
| Bluetooth-Reichweite | 12 Meter |
| Wasserbeständigkeit | IPX6 (wasserdicht) |
| Größe des Audiotreibers | 13 Millimeter |
| Empfindlichkeit | 103 dB |
| Gewicht (jeder Ohrhörer) | 5.1g |
9. Garantie und Support
The Monster Open Ear AC225 Earbuds come with a 1-Year Manufacturer Warranty. For warranty claims or technical support, please contact Monster customer service through their official webWebsite oder den Händler, bei dem das Produkt gekauft wurde.