1. Uvod
This manual provides detailed instructions for the proper use, setup, and maintenance of your Monster Open Ear AC520 Wireless Headphones. Please read this manual thoroughly before using the product to ensure optimal performance and longevity.

Image 1.1: The Monster Open Ear AC520 headphones and their charging case. The earbuds feature an open-ear design with a hook for secure placement, and the compact charging case is shown open, revealing the charging cradles.
2. Kaj je v škatli
Upon opening your package, please verify that all the following components are included:
- Monster Open Ear AC520 Headphones (1 pair)
- Polnilna torbica (1)
- Polnilni kabel Type-C (1)
- Uporabniški priročnik (ta dokument)
3. Nastavitev
3.1 Začetno polnjenje
Before first use, fully charge your Monster Open Ear AC520 headphones and charging case.
- Obe slušalki vstavite v ohišje za polnjenje.
- Polnilni kabel tipa C priključite na polnilno vtičnico na ohišju in na vir napajanja USB.
- The indicator lights on the case will show charging status. A full charge typically takes approximately 2 hours.

Image 3.1: Illustration of the Monster Open Ear AC520 headphones charging. The image highlights the 24-hour total playtime, with 7 hours from a single earbud charge and additional charges from the case, and a 1-hour charging time for the earbuds.
Opomba: While the image indicates 1 hour charging time for earbuds, specifications state 2 hours for the overall charging process. For initial full charge, allow up to 2 hours for both case and earbuds.
3.2 Bluetooth seznanjanje
The Monster Open Ear AC520 headphones utilize Bluetooth 6.0 technology for a stable connection.
- Prepričajte se, da so slušalke napolnjene in nameščene v polnilni škatlici.
- Open the charging case. The earbuds will automatically enter pairing mode, indicated by flashing lights (refer to LED indicator section for specific patterns, if available).
- V napravi (pametnem telefonu, tablici, računalniku) omogočite Bluetooth in poiščite razpoložljive naprave.
- Select "Monster AC520" from the list of found devices.
- Once connected, a voice prompt will confirm successful pairing, and the indicator lights will change (e.g., solid blue).

Image 3.2: Visual representation of the upgraded Bluetooth 6.0 technology in the Monster Open Ear AC520 headphones, highlighting benefits such as more stable connection, lower power consumption, lower latency, and longer transmission range.
3.3 Nošenje slušalk
The open-ear design provides comfort and situational awareness.
- Prepoznajte levi (L) in desni (R) ušesni čep.
- Gently hook each earbud over your ear, ensuring the speaker portion is positioned near your ear canal without entering it.
- Adjust for a secure and comfortable fit. The non-intrusive design is suitable for extended wear and compatible with glasses.

Image 3.3: A person wearing the Monster Open Ear AC520 headphones, demonstrating the comfortable, non-intrusive open-ear design that allows for situational awareness and compatibility with glasses.
4. Navodila za uporabo
The Monster Open Ear AC520 headphones feature intuitive touch controls.
4.1 Vklop/izklop
- Vklop: Open the charging case, or take the earbuds out of the case. They will automatically power on.
- Ugasniti: Slušalke postavite nazaj v polnilno ohišje in zaprite pokrov. Samodejno se bodo izklopile in začele polniti.
4.2 Predvajanje glasbe
- Predvajanje/pavza: Enkratni dotik na obeh ušesnih čepkih.
- Naslednja skladba: Dvakrat tapnite desni ušesni čep.
- Prejšnja skladba: Dvakrat tapnite levi ušesni čep.

Slika 4.1: Eksplodirana view diagram of the Monster Open Ear AC520 earbud, showcasing its internal components including a 14.5mm speaker for dynamic audio and an acoustic cavity structure, contributing to the "Pure Monster Sound".
4.3 Upravljanje klicev
The ENC (Environmental Noise Cancellation) feature ensures clear calls.
- Sprejmi/končaj klic: Enkratni dotik na obeh ušesnih čepkih.
- Zavrni klic: Pritisnite in držite katero koli slušalko 2 sekundi.
- Aktiviranje glasovnega pomočnika: Triple tap on either earbud (functionality depends on your connected device).

Image 4.2: A visual representation of the AI noise reduction algorithm for "Crystal Clear Calls" on the Monster Open Ear AC520, showing a comparison of sound waves "Before" and "After" noise reduction.
4.4 Nadzor glasnosti
Specific touch controls for volume are not detailed in the product information. Volume control is typically managed directly from your connected device.
4.5 Lanyard Feature
The charging case features a unique handbag design with a removable lanyard for versatile carrying options.

Image 4.3: A person wearing the Monster Open Ear AC520 headphones, with the charging case attached to a removable lanyard, demonstrating the "Chic Design with Choice" and versatile carrying options.
5. Vzdrževanje
5.1 Čiščenje
Za ohranjanje optimalne učinkovitosti in higiene:
- Slušalke in polnilno ohišje obrišite z mehko, suho krpo, ki ne pušča vlaken.
- Ne uporabljajte abrazivnih čistil, alkohola ali kemičnih topil.
- Prepričajte se, da so polnilni kontakti čisti in brez umazanije.
5.2 Vodoodpornost (IPX6)
The Monster Open Ear AC520 headphones are rated IPX6 water resistant, meaning they can withstand powerful water jets. This makes them suitable for workouts and light rain.
- Slušalk ne potapljajte v vodo.
- Preden priključite polnilni kabel, se prepričajte, da je polnilna vrata suha.
- Water resistance is not a permanent condition and may decrease as a result of normal wear.

Image 5.1: A person exercising while wearing the Monster Open Ear AC520 headphones, with an overlay indicating "IPX6 WATERPROOF" and the text "Keep sweat and light rain out of the earphones," illustrating their resistance to sweat and splashes.
5.3 Shranjevanje
When not in use, store the headphones in their charging case to protect them and ensure they remain charged.
6. Odpravljanje težav
If you encounter issues with your Monster Open Ear AC520 headphones, refer to the following common solutions:
| Težava | Možna rešitev |
|---|---|
| Slušalke se ne vklopijo | Ensure earbuds are charged. Place them in the charging case and connect the Type-C cable to charge. |
| Ni mogoče seznaniti z napravo |
|
| Brez zvoka ali nizke glasnosti |
|
| Prekinjena povezava |
|
7. Specifikacije
| Funkcija | Podrobnost |
|---|---|
| Ime modela | Open Ear AC520 |
| Tehnologija povezljivosti | Brezžično (Bluetooth) |
| Različica Bluetooth | 6.0 (as per feature bullets and image, note: specifications list 5.4) |
| Bluetooth obseg | Do 10 metrov (33 čevljev) |
| Vrsta zvočnega gonilnika | Dynamic Driver (14.5mm speaker) |
| Življenjska doba baterije (slušalke) | Do 8 ur (z enim polnjenjem) |
| Skupni čas predvajanja (z ohišjem) | Do 24 ur |
| Čas polnjenja | Approx. 2 hours (for full charge of case and earbuds) |
| Ocena vodoodpornosti | IPX6 |
| Vrsta nadzora | Nadzor na dotik |
| Namestitev ušesa | Odprto uho |
| Material | Plastika |
| Teža | 7 unč (teža artikla) |
| Posebne lastnosti | Open Ear Design, Unique Handbag Design, ENC Clear Call, HiFi Sound |
8. Informacije o garanciji
Monster products are designed and manufactured to the highest quality standards. For specific warranty details, including coverage period and terms, please refer to the warranty card included with your product or visit the official Monster webspletnega mesta. Račun shranite kot dokazilo o nakupu za uveljavljanje garancije.
Opomba: The product information provided does not include specific warranty duration or terms. Please consult the official Monster documentation or webza najnatančnejšo in najnovejšo garancijsko politiko.
9. Podpora
For further assistance, technical support, or customer service inquiries regarding your Monster Open Ear AC520 Wireless Headphones, please visit the official Monster support webali se obrnite na njihov oddelek za pomoč uporabnikom.
Uradna trgovina Monster: Trgovina Monster na Amazonu
Please have your product model number (AC520) and purchase details ready when contacting support.





