Introducció
Welcome to the user manual for your Nothing Headphone (a) wireless over-ear headphones. These headphones are designed to provide a high-quality audio experience with advanced features such as Adaptive Active Noise Cancellation, LDAC Hi-Res Wireless certification, and intuitive tactile controls. This manual will guide you through the setup, operation, maintenance, and troubleshooting of your device.

Image: User wearing Nothing Headphone (a) for an immersive audio experience.
Vídeo: Un funcionari ha acabatview of the Nothing Headphone (a), showcasinel seu disseny i les seves característiques principals.
Què hi ha a la caixa
Upon unboxing your Nothing Headphone (a), you will find the following items:
- Nothing Headphone (a) x1
- Carry Pouch x1
- 3.5mm Audio Cable (1.2M) x1
- USB-C Cable (1.2M) x1 (for charging & USB Audio)
- Manual d'usuari x1
Configuració
1. Carregant els auriculars
Before first use, fully charge your Nothing Headphone (a). Connect the provided USB-C cable to the charging port on the headphones and to a compatible USB power source. The LED charging status indicator will provide feedback on the charging process. A full charge takes approximately 2 hours and provides up to 135 hours of playback with ANC off, or 62 hours with ANC on (LDAC).

Image: Detail of the charging port and audio jack on the headphone.
2. Emparellament Bluetooth
Per emparellar els auriculars amb un dispositiu:
- Assegureu-vos que els auriculars estiguin carregats i encesos.
- Activate Bluetooth on your source device (smartphone, tablet, laptop).
- The headphones will automatically enter pairing mode or can be manually set to pairing mode via a dedicated button (refer to the 'Controls' section for button functions).
- Select "Nothing Headphone (a)" from the list of available Bluetooth devices on your source device.
- For Android devices, Google Fast Pair is supported for quick connection. For Windows devices, Microsoft Swift Pair is supported.
3. Nothing X App
Download the Nothing X app from your device's app store for enhanced control and customization. The app allows you to:
- Ajusta els nivells de cancel·lació activa de soroll (ANC).
- Customize the Equalizer (EQ) and activate Ultra Bass.
- Manage Spatial Audio settings.
- Actualitza el firmware.
- Access other personalized settings.

Image: The Nothing X app interface for managing headphone settings.
Instruccions de funcionament
1. Tactile Controls
Your Nothing Headphone (a) features intuitive tactile controls for easy management of your audio and calls:
- Corró: Rotate to adjust volume. Press once to play/pause media. Long-press to cycle through noise modes (ANC, Transparency, Off).
- Pàdel: Short click for next track.
- Botó: Defaults to launching your phone's smart assistant. Customizable via the Nothing X app to control camera shutter, switch audio apps, or mute the microphone.

Imatge: Detallada view of the headphone's tactile controls.
2. Cancel·lació activa de soroll (ANC) i mode de transparència
The headphones feature Hybrid Active Noise Cancellation with Smart Adaptive Mode, which automatically adjusts to your surroundings. You can also manually select from four customizable ANC levels (High/Mid/Low/Adaptive) or activate Transparency Mode to hear your environment without removing the headphones. Cycle through these modes using the Roller control or the Nothing X app.
3. Spatial Audio & Hi-Res Wireless
Experience immersive audio with Spatial Audio and Hi-Res Wireless certification, supporting LDAC, AAC, and SBC codecs. Adjust Spatial Audio settings through the Nothing X app for a personalized listening experience.
4. Remote Camera Shutter
Utilize the customizable button on your headphones as a remote camera shutter. This feature allows for convenient photo and video capture, especially useful for selfies or group shots. On Nothing OS, it directly activates the camera and records with one press. On iOS & Android, it quickly captures or controls recording if the camera app is already open.
5. Connexió dual
The Nothing Headphone (a) supports dual connection, allowing you to seamlessly switch between two paired devices without needing to re-pair.
Manteniment
Una cura adequada garanteix la longevitat i el rendiment dels vostres auriculars:
- Neteja: Netegeu suaument els auriculars i la diadema amb un drap suau i sec. Eviteu utilitzar productes químics agressius o materials abrasius.
- Emmagatzematge: When not in use, store the headphones in the provided carry pouch to protect them from dust and scratches.
- Resistència a l'aigua i a la pols: The headphones have an IP52 rating, meaning they are protected against limited dust ingress and water spray from any direction. Avoid submerging them in water or exposing them to heavy rain.
- Cura de la bateria: For optimal battery life, avoid fully discharging the headphones frequently. Charge them regularly.
Resolució de problemes
If you encounter issues with your Nothing Headphone (a), try the following steps:
- Sense energia: Assegureu-vos que els auriculars estiguin completament carregats. Connecteu-los a una font d'alimentació amb el cable USB-C.
- No es pot emparellar: Ensure Bluetooth is enabled on your device and the headphones are in pairing mode. Try turning Bluetooth off and on again on your device, or restarting both devices.
- Sense so: Check the volume levels on both the headphones and your connected device. Ensure the headphones are correctly paired. If using the 3.5mm audio cable, ensure it is securely connected.
- Qualitat de so baixa: Check for interference from other wireless devices. Ensure your device is within the 10M Bluetooth range. Try disabling LDAC in the Nothing X app if you experience connection instability.
- ANC no funciona: Ensure ANC is enabled via the tactile roller or the Nothing X app.
- Problemes de connexió de l'aplicació: Ensure the Nothing X app is updated to the latest version. Restart the app and your headphones.
If problems persist, consult the Nothing support weblloc o contacteu amb el servei d'atenció al client.
Especificacions
| Característica | Especificació |
|---|---|
| Marca | Res |
| Nom del model | Nothing Headphone (a) |
| Número de model | B186 |
| Col·locació de l'orella | Sobre l'orella |
| Tecnologia de connectivitat | Bluetooth, Hybrid, USB-C Audio, Wireless |
| Tecnologia sense fils | Bluetooth 5.4 |
| Interval Bluetooth | 10 metres |
| Control de soroll | Hybrid Noise Cancellation (Adaptive ANC up to 40dB) |
| Quantitat de micròfons | 5 HD Mics |
| Còdecs d'àudio | AAC, SBC, LDAC (Hi-Res Wireless certified) |
| Tipus de controlador d'àudio | Conductor dinàmic |
| Mida del controlador d'àudio | 40 mil·límetres |
| Impedància | 16 ohms |
| Resposta de freqüència | 20 Hz |
| Sensibilitat | 124.5 dB |
| Battery Average Life (ANC off) | Up to 135 Hours (AAC), Up to 90 Hours (LDAC) |
| Battery Average Life (ANC on) | Up to 75 Hours (AAC), Up to 62 Hours (LDAC) |
| Temps de conversa (ANC desactivat) | 72 hores |
| Temps de conversa (ANC activat) | 50 hores |
| Temps de càrrega de la bateria | 2 Hours (Type-C Wired) |
| Nivell de resistència a l'aigua | IP52 |
| Pes de l'article | 0.68 lliures |
| Dispositius compatibles | Cellphones, Laptops, Tablets, Telephones |
Garantia i Suport
Your Nothing Headphone (a) comes with a Garantia del fabricant de 1 anys. Aquesta garantia cobreix els defectes de materials i de mà d'obra en ús normal.
For warranty claims, technical support, or further assistance, please visit the official Nothing support website or contact their customer service. You can also find more information and products on the Botiga Nothing a Amazon.