1. Introducció
Thank you for choosing the Hoco BS31 Bright Sound Sports Wireless Speaker. 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.
2. Producte acabatview i Característiques
The Hoco BS31 is a compact and portable wireless speaker designed for versatile audio playback. It features robust connectivity options and a durable design, making it suitable for various environments.
- Wireless V4.2 JLAC6928B for stable and efficient connection.
- Integrated 53mm speaker for clear audio output.
- Class A polymer battery with 500mAh capacity for extended playback.
- Multiple playback modes: Wireless (Bluetooth), TF card, and AUX input.
- Compact and lightweight design, weighing only 140g.
- Supports A2DP, AVRCP, HFP, HSP protocols for broad compatibility.

Imatge: Frontal view of the Hoco BS31 speaker in army green, showcasinel seu disseny compacte i els seus controls frontals.

Image: The Hoco BS31 speaker held in a hand, demonstrating its small, palm-sized, and portable nature.
3. Contingut del paquet
Si us plau, comproveu el paquet per veure si hi ha els elements següents:
- Hoco BS31 Wireless Speaker
- Cable de càrrega USB
- Manual d'usuari
4. Controls i interfícies
Familiarize yourself with the speaker's buttons and ports for proper operation.

Image: A diagram illustrating the functions of the control buttons on the Hoco BS31 speaker.
- Botó d'engegada (⏻): Press and hold to switch on/off. Short press to play/pause music or answer/end calls.
- Previous Song / Volume Up (⏮): Short press for previous song. Long press to increase volume.
- Next Song / Volume Down (⏭): Short press for next song. Long press to decrease volume.
- Mode Button (⏸): Premeu breument per canviar entre els modes Bluetooth, targeta TF i AUX.

Imatge: Part posterior view of the Hoco BS31 speaker, highlighting the DC 5V charging port, TF card slot, and AUX input.
- Port DC 5V: Per carregar l'altaveu amb el cable USB inclòs.
- Ranura per a targetes TF: Inseriu una targeta TF (MicroSD) per reproduir música directament.
- Port AUX: Connecteu dispositius d'àudio externs amb un cable d'àudio de 3.5 mm.
5. Configuració
5.1. Carregant l’altaveu
Before first use, fully charge the speaker. Connect the provided USB charging cable to the DC 5V port on the speaker and the other end to a USB power adapter (not included) or a computer's USB port. The charging time is approximately 2 hours. The indicator light will show charging status (e.g., red for charging, off when fully charged).
5.2. Encès / apagat
To power on the speaker, press and hold the Power button (⏻) until you hear an audible prompt. To power off, press and hold the Power button again until the speaker shuts down.
6. Instruccions de funcionament
6.1. Emparellament Bluetooth
- Ensure the speaker is powered on and in Bluetooth pairing mode (indicated by a flashing blue light or audible prompt). If not, short press the Mode button (⏸) to switch to Bluetooth mode.
- Al dispositiu mòbil (telèfon intel·ligent, tauleta, etc.), activeu el Bluetooth i cerqueu els dispositius disponibles.
- Select "Hoco BS31" from the list of found devices.
- Once paired, the speaker will indicate a successful connection (e.g., solid blue light or audible prompt).
- You can now play audio from your device through the Hoco BS31 speaker.
6.2. Mode de targeta TF
Inseriu una targeta TF (MicroSD) amb àudio MP3 files into the TF card slot. The speaker will automatically detect the card and switch to TF card playback mode. Use the Previous/Next Song buttons to navigate tracks.
6.3. Mode AUX
Connect one end of a 3.5mm audio cable (not included) to the AUX port on the speaker and the other end to the audio output jack of your external device (e.g., MP3 player, computer). The speaker will automatically switch to AUX mode. Control playback from your external device.

Image: Visual representation of the Hoco BS31's multiple connection methods, including Bluetooth, TF card, and AUX.
6.4. Music Playback and Call Functions
- Reproduir/pausa: Short press the Power button (⏻).
- Següent cançó: Short press the Next Song button (⏭).
- Cançó anterior: Short press the Previous Song button (⏮).
- Pujar el volum: Long press the Previous Song button (⏮).
- Baixar el volum: Long press the Next Song button (⏭).
- Respondre/Finalitzar la trucada: Short press the Power button (⏻) when a call comes in.
- Rebutja la trucada: Press and hold the Power button (⏻) when a call comes in.

Image: The Hoco BS31 speaker positioned next to a smartphone, demonstrating its use for music playback.
7. Manteniment i cura
- Mantingueu l'altaveu sec. No l'exposeu a l'aigua ni a una humitat excessiva.
- Netegeu l'altaveu amb un drap suau i sec. No utilitzeu productes de neteja abrasius ni dissolvents.
- Eviteu temperatures extremes. No emmagatzemeu l'altaveu en ambients molt calorosos o freds.
- Do not attempt to disassemble or repair the speaker yourself. This will void the warranty and may cause damage.
- Carregueu l'altaveu regularment, fins i tot si no l'esteu fent servir, per mantenir la bateria en bon estat.
8. Solució De Problemes
| Problema | Causa possible | Solució |
|---|---|---|
| L'altaveu no s'encén. | Bateria baixa. | Carregueu l'altaveu durant almenys 30 minuts. |
| No es pot emparellar amb un dispositiu Bluetooth. | L'altaveu no està en mode d'emparellament; el Bluetooth del dispositiu està desactivat; massa lluny. | Ensure speaker is in pairing mode. Turn Bluetooth on/off on device. Move devices closer. |
| Sense so. | Volum massa baix; mode incorrecte; el dispositiu no reprodueix. | Increase speaker/device volume. Check correct mode (BT, TF, AUX). Ensure audio is playing on source device. |
| Targeta TF no reconeguda. | Card inserted incorrectly; unsupported format; corrupted card. | Reinsert TF card. Ensure files are MP3 format. Try a different TF card. |
9. Especificacions
| Característica | Detall |
|---|---|
| Model | BS31 |
| Mida de l'altaveu | 53 mm |
| Dimensions | 86 x 86 x 44 mm |
| Pes | 140 g |
| Versió sense fil | V4.2 (JLAC6928B) |
| Protocols compatibles | A2DP, AVRCP, HFP, HSP |
| Capacitat de la bateria | 500mAh (Class A polymer battery) |
| Vol. De càrregatage | DC 5V |
| Temps de càrrega | Aproximadament 2 hores |
| Música/Temps de trucada | Aproximadament 3 hores |
| Opcions de connectivitat | Wireless (Bluetooth), TF card, AUX |
| Potència de sortida màxima | 5 watts |
10. Garantia i Suport
Hoco products are manufactured to high quality standards. For warranty information and technical support, please refer to the warranty card included with your product or visit the official Hoco weblloc.
Oficial Weblloc: www.hocotech.com





