Introduzione
Grazie per l'acquistuasing 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 amppiù vivu.
Cuntenutu di u pacchettu
Verificate u pacchettu per i seguenti elementi:
- NX1s Portable Headphone Amplifier (1 unità)
- Cavu audio da 3.5 mm à 3.5 mm (1 unità)
- Rubber Band (2 units)
- Velcro (5 units)
- Rubber Pad (1 unit)
- Manuale d'uso (1 unità)
- Carta di garanzia (1 unità)
Product Overview
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.
Cuntrolli è Ports

Imagine: Primu pianu view of the Topping NX1s showing the Micro USB charging port, a small indicator light, the Bass boost switch, and the Gain switch.
- Portu di carica: Porta micro USB per carica u dispusitivu.
- Interruttore di bassu: Toggles bass boost (0dB or 4.0dB).
- Interruttore di guadagnu: Aghjusta amplification gain (0dB or 8.7dB).
- Manopola di vulume/Interruttore di alimentazione: (Located on the opposite end, not visible in this image) Controls volume and powers the device on/off.
- Input / Output Audio: 3.5mm jacks for connecting audio sources and headphones (located on the opposite end, not visible in this image).
Istituisci
- Carica iniziale: 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.
- Cunnette a fonte audio: 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.
- Cunnette cuffie: Plug your headphones into the 3.5mm output jack on the NX1s.
Istruzzioni di funziunamentu
- Accensione / spegnimentu: Rotate the volume knob clockwise to power on the device. Rotate counter-clockwise until it clicks to power off.
- Ajuste di u voluminu: Adjust the volume by rotating the volume knob. Start with a low volume and gradually increase to a comfortable listening level.
- Impostazione di guadagnu: Use the "Gain" switch to select between 0dB (low gain) and 8.7dB (high gain).
- Aduprà Guadagnu 0dB for sensitive headphones or when the audio source output is already strong.
- Aduprà Guadagnu 8.7dB for less sensitive headphones or when more amplificazione hè necessaria.
- Bass Boost: Use the "Bass" switch to enable or disable bass boost.
- Selezziunà 0dB bass for a neutral sound profile.
- Selezziunà 4.0dB bass to enhance low-frequency response.
Mantenimentu
- Mantene l'apparechju asciuttu. Ùn l'espone micca à l'umidità o à i liquidi.
- Pulite u dispusitivu cun un pannu suave è seccu. Evite l'usu di sustanzi chimichi duri o materiali abrasivi.
- Mantene u dispusitivu in un locu frescu è seccu quandu ùn hè micca in usu.
- Evite di abbandunà o sottumette u dispusitivu à forti impatti.
Risoluzione di prublemi
- Nisun sonu:
- Assicuratevi chì u dispusitivu hè alimentatu è cumpletamente carica.
- Verificate tutte e cunnessione di i cavi (da a fonte audio à amplificatore, 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.
- Sonu distortu:
- Reduce u voluminu nantu à u amplifier o fonte audio.
- If using high gain, try switching to low gain (0dB).
- Ensure the audio cables are securely connected and not damaged.
- U dispositivu ùn si carica micca:
- 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).
Specificazioni
| Dimensioni | 8.4 cm x 5.5 cm x 1.0 cm |
| Pesu | 78 g (2.75 oz) |
| Input di putenza | DC 5V/1A (PC's USB 0.5A) |
| Tempu di riproduzione | Circa 40 ore per carica |
| THD + N | <0.0005% |
| SNR | ≥ 117 dB |
| Rumore | <2.5uV |
| Guadagnà | 0 dB / 8.7 dB |
| Bass Boost | 0 dB / 4.0 dB |
| Forza di output | 150mW (32Ω); 25mW (300Ω) |
| Risposta di Frequency | 20Hz - 100kHz |
| Impedenza di l'auriculare cunsigliata | 16-300 Ohm |
Nota: E specificazioni sò soggette à cambiamenti senza avvisu.
Garanzia è Supportu
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.
Produttore: Topping
Mudellu: NX1s