1. Introduzione
Thank you for choosing the Erilles SX-991 Wireless Neckband Bluetooth Earphones. These earphones are designed for sports and everyday use, featuring a comfortable neckband, telescopic wired earbuds, and Bluetooth 5.0 connectivity for a seamless audio experience. This manual provides detailed instructions on how to set up, operate, and maintain your earphones.
2. Cuntenutu di u pacchettu
Verificate u pacchettu per i seguenti elementi:
- 1 Pair of Erilles SX-991 Bluetooth Earphones
- 1 x Cavu di carica USB
- 6 x Ear Tips (2 of S/M/L Each)
- 1 x Manuale d'utilizatore
3. Produttu Finituview
Familiarize yourself with the various parts and controls of your SX-991 earphones.

Figure 3.1: Black Earphones Control Layout

Figure 3.2: White Earphones Control Layout
Cumpunenti chjave:
- Interruttore On/Off: Powers the earphones on or off.
- Volume Up/Previous Song Button: Increases volume with a short press, skips to the previous song with a long press.
- Volume Down/Next Song Button: Decreases volume with a short press, skips to the next song with a long press.
- Pulsante Rispondi / Fine Call: Manages phone calls.
- Retraction Keys: Used to retract the earbud cables.
- Microfonu integratu: Per chjamate senza mani.
- Indicatore LED: Mostra u statu di l'alimentazione, a modalità di accoppiamentu è u statu di carica.
- Portu di carica Micro-USB: For charging the earphones.
4. Specificazioni
| Feature | Specificazione |
|---|---|
| Mudellu | SX-991 |
| Stile | Neckband In-ear Earphones (Telescopic Wired) |
| Tipu wireless | Bluetooth |
| Bluetooth Standard | V5.0 (Compatible with V4.1) |
| Bluetooth Profiles Supportatu | HSP, HFP, A2DP, AVRCP |
| Gamma di cunnessione wireless | <10 metri |
| Gamma di Frequenza Operativa | 2.4026 GHz - 2.480 GHz |
| Potenza di trasmissione | Classe 2 |
| Active Noise-Cancellazione | Iè |
| Volume Control | Iè |
| Pulsante di cuntrollu | Iè |
| Principiu di u vocalismu | Dinamica |
| Tempu di carica | <3.5 Ore |
| Tempu di Chjama | > 18 ore |
| Tempo di Riproduzione Musicale | > 16 ore |
| Tempu di Standby | > 300 ore |
| Features | Neckband, Telescopic Wire, Lightweight, Folding Design, Portable, One-button intelligent open, Power display for iOS devices, One-to-two function, Voice dialing, Terminal redial, Call rejection, Chinese/English switching |
5. Setup Guide
5.1 Caricamentu di l'auricolari
- Locate the micro-USB charging port on the side of the neckband (refer to Figure 3.1 or 3.2).
- Connect the provided USB charging cable to the earphones and plug the other end into a USB power source (e.g., computer USB port, wall adapter).
- The LED indicator will illuminate during charging. It will change color or turn off once fully charged (typically less than 3.5 hours).
5.2 Accensione / spegnimentu
- Per accende: Slide the 'ON/OFF' switch to the 'ON' position. The LED indicator will flash, indicating the earphones are powered on.
- Per spegne: Slide the 'ON/OFF' switch to the 'OFF' position. The LED indicator will turn off.
5.3 Accoppiamentu Bluetooth
To connect your earphones to a Bluetooth-enabled device (smartphone, tablet, etc.):
- Ensure the earphones are fully charged and powered off.
- Slide the 'ON/OFF' switch to the 'ON' position. The earphones will automatically enter pairing mode, and the LED indicator will flash rapidly (often alternating blue and red).
- In u vostru dispositivu, attivate u Bluetooth è cercate i dispositi dispunibili.
- Select "SX-991" (or similar name) from the list of found devices.
- If prompted for a password, enter "0000" (if required).
- Once successfully paired, the LED indicator will flash slowly or turn solid blue, and you may hear an audible confirmation.
5.4 One-to-Two Function
The SX-991 supports connecting to two Bluetooth devices simultaneously:
- Pair the earphones with the first device as described in Section 5.3.
- Disattivate Bluetooth nant'à u primu dispusitivu.
- Put the earphones back into pairing mode.
- Accoppiate l'auricolari cù u secondu dispositivu.
- Riattivate u Bluetooth nant'à u primu dispusitivu. L'auricolari devenu esse avà cunnessi à i dui dispusitivi.
6. Operating Instructions
6.1 Gestione di e chjame
- Rispondi à a chjama: Press the 'Answer/End Call' button once.
- Chjama finita: Press the 'Answer/End Call' button once during a call.
- Reject Call: Press and hold the 'Answer/End Call' button for 2 seconds.
- Terminal Redial: Double-press the 'Answer/End Call' button to redial the last number.
- Marcatura Vucale: Press and hold the 'Answer/End Call' button to activate your device's voice assistant (if supported).
6.2 Riproduzione musicale
- Play/Pause: Press the 'Answer/End Call' button once.
- Canzone Prossima: Long press the 'Volume Down' button.
- Canzona Precedente: Long press the 'Volume Up' button.
6.3 Volume Control
- Aumenta u Volume: Short press the 'Volume Up' button.
- Riduce u Volume: Short press the 'Volume Down' button.
6.4 Telescopic Earbuds
To extend the earbuds, gently pull them out from the neckband. To retract them, press the 'Retraction Key' on the side of the neckband and guide the cable back in.
7. Mantenimentu
- Pulizia: Use a soft, dry cloth to clean the earphones. Do not use abrasive cleaners or solvents.
- Conservazione: When not in use, store the earphones in a cool, dry place, away from direct sunlight and extreme temperatures. The folding design allows for compact storage.
- Resistenza à l'acqua: The earphones are designed for sports, but avoid submerging them in water. Wipe off sweat or moisture immediately after use.
- Cunsiglii per l'orecchie: Regularly clean the ear tips to prevent wax buildup. Replace them if they become damaged or worn.
8. Risoluzione di prublemi
| Prublemu | Soluzione |
|---|---|
| L'auricolari ùn si accendenu micca | Ensure the earphones are charged. Connect to a power source and check the LED indicator. |
| Ùn si pò micca accoppià cù u dispusitivu | Make sure Bluetooth is enabled on your device. Ensure earphones are in pairing mode (rapidly flashing LED). Move earphones closer to your device. Try restarting both devices. |
| Nisun sonu o pocu volume | Check the volume levels on both the earphones and your connected device. Ensure earphones are properly paired. |
| Cunnessione intermittente | Ensure there are no obstructions between the earphones and your device. Move away from other wireless devices that may cause interference. Keep within the 10-meter range. |
| U microfonu ùn funziona micca | Ensure the earphones are properly connected and selected as the audio input device on your phone/computer. Check for any mute functions on your device. |
9. Cunsiglii d'utilizatori
- For optimal sound quality and comfort, experiment with the different sizes of ear tips provided to find the best fit for your ears.
- When not actively listening, retract the earbuds and fold the neckband for compact and tangle-free storage.
- Utilize the one-to-two function to seamlessly switch between two connected devices, such as your phone and tablet, without needing to re-pair.
- Keep the earphones charged to avoid interruptions during long listening sessions or calls. The power display for iOS devices can help you monitor battery life.
10. Garanzia è Support
Per infurmazioni nantu à a garanzia è l'assistenza tecnica, vi pregu di cunsultà a ducumentazione furnita à u mumentu di l'acquistu o cuntattate u vostru rivenditore. Cunservate a vostra prova d'acquistu per qualsiasi reclamazione di garanzia.





