1. Introducció
Thank you for choosing the AKG K99 Perception Over-Ear Semi-Open Studio Headphones. These headphones are designed to provide excellent sound quality and comfort for various audio applications, particularly in project studio environments. Their semi-open design ensures a natural, uncolored sound reproduction, making them ideal for critical listening.
Please read this manual carefully before using your headphones to ensure proper operation and to maximize their lifespan.
2. Informació de seguretat
To ensure safe and optimal use of your AKG K99 headphones, please observe the following precautions:
- Protecció auditiva: Avoid listening at excessively high volume levels for prolonged periods. High volume can cause permanent hearing damage.
- Neteja: Use a soft, dry cloth for cleaning. Do not use liquid cleaners or sprays. For leatherette ear cups, a slightly damp Es pot fer servir un drap, però assegureu-vos que estigui sec abans d'usar-lo.
- Emmagatzematge: Store the headphones in a dry place, away from extreme temperatures and direct sunlight.
- Manipulació: Do not drop, disassemble, or attempt to repair the headphones yourself. This may void the warranty and cause damage.
- Cura del cable: Eviteu doblegar bruscament o estirar excessivament el cable per evitar danys interns.
3. Contingut del paquet
Upon unpacking your AKG K99 Perception headphones, please verify that all items listed below are present:
- AKG K99 Perception Over-Ear Semi-Open Studio Headphones
- Fixed, straight cable with 3.5 mm (1/8") jack plug
- Convertible 6.3 mm (1/4") jack adapter
- Manual d'usuari (aquest document)

4. Producte acabatview
The AKG K99 Perception headphones feature a robust yet lightweight design for extended comfort and durability. Key components include:
- Diadema: Self-adjusting, lightweight headband for a comfortable fit.
- Copes d'orella: Large, over-ear, semi-open ear cups with gimbal-suspended leatherette pads.
- Ponents: High-performance 40mm (1-7/12") speakers for natural sound.
- Cable: Fixed 3m (9-3/4ft) straight cable with a 3.5mm (1/8") jack.
- Adaptador: Convertible 6.3mm (1/4") jack plug for wider compatibility.


5. Configuració
Setting up your AKG K99 headphones is straightforward:
- Desembalar: Carefully remove the headphones and all accessories from their packaging.
- Identify Connection: Determine if your audio source requires a 3.5mm (1/8") or 6.3mm (1/4") jack.
- Connecteu l'adaptador (si cal): If your device has a 6.3mm (1/4") input, screw the included 6.3mm adapter onto the 3.5mm jack of the headphone cable.
- Connectar: Plug the headphone jack (with or without adapter) firmly into the audio output port of your device (e.g., laptop, desktop, audio interface, mixer).
- Ajustar la diadema: Place the headphones on your head. The self-adjusting headband will automatically conform to a comfortable fit.
6. Funcionament
Once connected, your AKG K99 headphones are ready for use:
- Control de volum: Adjust the volume directly on your audio source device. The K99 headphones do not have inline volume controls.
- Comoditat: The lightweight design and self-adjusting headband are engineered for long listening sessions. Ensure the ear cups fully enclose your ears for optimal sound and comfort.
- Qualitat del so: These semi-open headphones provide a natural, uncolored sound. Due to their semi-open nature, some ambient sound may be audible, and some sound may leak out, which is normal for this design.
7. Manteniment
Proper maintenance will help preserve the performance and appearance of your headphones:
- Neteja de les coixinetes de les orelles: The leatherette ear pads can be wiped clean with a soft, slightly damp cloth. Avoid excessive moisture. Allow to air dry completely before use.
- Cleaning Headband and Frame: Use a dry, soft cloth to wipe down the headband and plastic frame.
- Cura del cable: Gently coil the cable when not in use. Avoid tangling or wrapping it tightly around the headphones.
- Emmagatzematge: Store headphones in a clean, dry environment, ideally in a protective case or on a headphone stand to prevent dust accumulation and physical damage.
8. Solució De Problemes
If you encounter issues with your AKG K99 headphones, refer to the following common problems and solutions:
| Problema | Causa possible | Solució |
|---|---|---|
| Sense so o volum molt baix |
|
|
| So distorsionat |
|
|
| Ajust incòmode |
|
|
If the problem persists after trying these solutions, please contact AKG customer support.
9. Especificacions
| Característica | Detall |
|---|---|
| Nom del model | K99 Perception |
| Tipus d’auriculars | Over-Ear, Semi-Open |
| Tecnologia de connectivitat | Amb cable |
| Interval de freqüència | 20 Hz - 20,000 Hz |
| Mida del controlador d'àudio | 40 mm |
| Tipus de controlador d'àudio | Conductor dinàmic |
| Conector d'auriculars | 3.5 mm (1/8") with convertible 6.3 mm (1/4") adapter |
| Longitud del cable | 3 meters (9-3/4 feet) |
| Material | Faux Leather (ear pads) |
| Pes de l'article | 210 grams (7.4 unces) |
| Dimensions del producte | 8.8 x 8.6 x 4.7 polzades (aprox.) |
| Color | Negre |
| Fabricant | Grup de música Harman |
10. Garantia i Suport
AKG products are manufactured with high-quality standards. For information regarding warranty coverage, please refer to the warranty card included with your product or visit the official AKG Pro Audio weblloc.
For technical support, troubleshooting assistance beyond this manual, or service inquiries, please contact AKG customer support through their official channels. Ensure you have your product model number (K99) and purchase details ready when contacting support.
Podeu trobar més informació i recursos de suport visitant la AKG Store on Amazon or the official AKG Pro Audio weblloc.





