Introducció
Gràcies per la compraasing the Topping NX1s Digital HiFi Portable Headphone Amplifier. This manual provides essential information for the proper setup, operation, and maintenance of your device. Please read it thoroughly before use to ensure optimal performance and longevity.

Image: Two Topping NX1s units, one black and one silver, showcasing the compact design of the portable headphone ampmés viu.
Contingut del paquet
Si us plau, comproveu el paquet per veure si hi ha els elements següents:
- NX1s Portable Headphone Amplificador (1 unitat)
- 3.5mm to 3.5mm Audio Cable (1 unit)
- Rubber Band (2 units)
- Velcro (5 units)
- Rubber Pad (1 unit)
- Manual d'usuari (1 unitat)
- Targeta de garantia (1 unitat)
Producte acabatview
The Topping NX1s is a compact and powerful digital HiFi portable headphone amplifier designed to enhance your audio experience. It features a durable full aluminum case, intelligent charging, and a TOCOS potentiometer for precise volume control.
Controls i Ports

Imatge: Primer pla view of the Topping NX1s showing the Micro USB charging port, a small indicator light, the Bass boost switch, and the Gain switch.
- Port de càrrega: Micro USB port for charging the device.
- Interruptor de baix: Toggles bass boost (0dB or 4.0dB).
- Interruptor de guany: S'ajusta amplification gain (0dB or 8.7dB).
- Botó de volum/interruptor d'encesa: (Located on the opposite end, not visible in this image) Controls volume and powers the device on/off.
- Entrada/sortida d'àudio: 3.5mm jacks for connecting audio sources and headphones (located on the opposite end, not visible in this image).
Configuració
- Càrrec inicial: Before first use, fully charge the NX1s. Connect the Micro USB cable to the "Charge" port on the amplifier and to a 5V/1A USB power adapter (not included) or a PC's USB port (0.5A). The indicator light will show charging status. A full charge provides approximately 40 hours of playback.
- Connecta la font d'àudio: Use the provided 3.5mm to 3.5mm audio cable to connect your audio source (e.g., smartphone, MP3 player) to the 3.5mm input jack on the NX1s.
- Connecteu els auriculars: Plug your headphones into the 3.5mm output jack on the NX1s.
Instruccions de funcionament
- Encès/apagat: Rotate the volume knob clockwise to power on the device. Rotate counter-clockwise until it clicks to power off.
- Ajust de volum: Adjust the volume by rotating the volume knob. Start with a low volume and gradually increase to a comfortable listening level.
- Configuració de guany: Use the "Gain" switch to select between 0dB (low gain) and 8.7dB (high gain).
- Ús 0dB de guany for sensitive headphones or when the audio source output is already strong.
- Ús 8.7dB de guany for less sensitive headphones or when more ampcal lificació.
- Intensificació dels sons més greus: Use the "Bass" switch to enable or disable bass boost.
- Seleccioneu 0dB bass for a neutral sound profile.
- Seleccioneu 4.0dB bass to enhance low-frequency response.
Manteniment
- Mantingueu el dispositiu sec. No l'exposeu a la humitat ni a líquids.
- Netegeu el dispositiu amb un drap suau i sec. Eviteu utilitzar productes químics o materials abrasius.
- Guardeu el dispositiu en un lloc fresc i sec quan no l'utilitzeu.
- Eviteu deixar caure o sotmetre el dispositiu a forts impactes.
Resolució de problemes
- Sense so:
- Assegureu-vos que el dispositiu estigui encès i completament carregat.
- Check all cable connections (audio source to amplificador, amplifier to headphones).
- Verify the volume on both the amplifier and the audio source is turned up.
- Test with different headphones or audio source to isolate the issue.
- So distorsionat:
- Redueix el volum a la amplificador o font d'àudio.
- If using high gain, try switching to low gain (0dB).
- Ensure the audio cables are securely connected and not damaged.
- El dispositiu no es carrega:
- Ensure the Micro USB cable is properly connected.
- Try a different USB power adapter or PC USB port.
- Verify the power source provides 5V/1A (or 0.5A from PC).
Especificacions
| Dimensions | 8.4 cm x 5.5 cm x 1.0 cm |
| Pes | 78 g (2.75 oz) |
| Entrada de potència | DC 5V/1A (PC's USB 0.5A) |
| Temps de reproducció | Aproximadament 40 hores per càrrega |
| THD+N | <0.0005% |
| SNR | ≥117 dB |
| Soroll | <2.5uV |
| Guanyar | 0 dB / 8.7 dB |
| Bass Boost | 0 dB / 4.0 dB |
| Potència de sortida | 150mW (32Ω); 25mW (300Ω) |
| Resposta de freqüència | 20 Hz - 100 kHz |
| Impedància d'auriculars recomanada | 16 300-ohms |
Nota: Les especificacions estan subjectes a canvis sense previ avís.
Garantia i Suport
The Topping NX1s comes with a limited warranty. Please refer to the included Warranty Card for detailed terms and conditions. For technical support or service inquiries, please contact your retailer or the manufacturer's customer service.
Fabricant: Topping
Model: NX1s