1. Introducció
Thank you for choosing the SDRD SD-306 Karaoke Machine. This portable all-in-one system combines a high-quality Bluetooth speaker with a dual wireless microphone setup, designed to provide an engaging and fun karaoke experience for all ages. Its compact design and rechargeable battery make it ideal for use at home, parties, or on the go. Please read this manual carefully before use to ensure proper operation and to maximize your enjoyment of the product.
2. Característiques del producte
- All-in-One Karaoke System: Combines a high-quality portable Bluetooth speaker with a built-in karaoke system.
- Micròfons sense fil duals: Includes two wireless microphones for duets, featuring clear sound and effective noise reduction.
- Connectivitat Bluetooth perfecta: Ensures fast pairing and stable connections with Bluetooth-enabled devices.
- Dynamic Sound with Powerful Bass: Delivers high-fidelity sound with deep bass and balanced treble.
- Controls fàcils d'utilitzar: Intuitive buttons for volume, track navigation, and echo adjustment.
- Portàtil i recarregable: Lightweight design with a built-in rechargeable battery for extended use.
- Multi-Function Compatibility: Works as a standalone Bluetooth speaker and supports AUX, USB, and TF card inputs.
3. Contingut del paquet
- SDRD SD-306 Karaoke Machine (Main Unit)
- 2 x micròfons sense fil
- Cable de càrrega USB
- Manual d'usuari (aquest document)

Image: The SDRD SD-306 Karaoke Machine with its two wireless microphones docked in the main unit.
4. Configuració
4.1 Càrrega de la unitat
Before first use, fully charge the SDRD SD-306. Connect the provided USB charging cable to the charging port on the back of the unit and plug the other end into a standard USB power adapter (not included). The charging indicator light will illuminate during charging and turn off when fully charged.
4.2 Configuració del micròfon
The two wireless microphones are pre-paired with the main unit. Ensure the microphones have batteries inserted (if required, check battery compartment) and are switched ON. They should automatically connect to the main unit when it is powered on.
4.3 Vinculació Bluetooth
- Power on the SDRD SD-306 by pressing and holding the power button.
- The unit will enter Bluetooth pairing mode automatically, indicated by a flashing light or voice prompt.
- Al telèfon intel·ligent, la tauleta o un altre dispositiu Bluetooth, activeu Bluetooth i cerqueu els dispositius disponibles.
- Select "SDRD SD-306" from the list of devices.
- Once connected, you will hear a confirmation sound. You can now stream audio from your device to the karaoke machine.
4.4 Connecting via AUX/USB/TF Card
The SDRD SD-306 supports multiple input methods:
- Entrada AUX: Connect an external audio device using a 3.5mm AUX cable (not included) to the AUX port on the unit. Switch the unit to AUX mode using the 'Mode' button.
- Entrada USB: Inseriu una unitat flash USB que contingui àudio MP3 files into the USB port. The unit will automatically switch to USB mode and begin playing.
- Entrada de targeta TF: Inseriu una targeta TF (MicroSD) que contingui àudio MP3 files into the TF card slot. The unit will automatically switch to TF card mode and begin playing.

Imatge: Part posterior view of the SDRD SD-306, highlighting the various input ports for connectivity.
5. Instruccions de funcionament
5.1 Encès/Apagat
Press and hold the power button on the main unit to turn the device ON or OFF.
5.2 Control de volum
- Volum dels altaveus: Use the main volume knob or '+' / '-' buttons on the unit to adjust the overall speaker volume.
- Volum del micròfon: Each wireless microphone has its own volume control switch (VOL) to adjust its individual output level.
5.3 Echo Adjustment
Each wireless microphone features an ECHO switch to add or reduce echo effect to your voice. Experiment with the settings to find your preferred vocal effect.
5.4 Navegació de pista
When playing music via Bluetooth, USB, or TF card, use the 'Previous Track' and 'Next Track' buttons on the main unit to skip songs.
5.5 Selecció del mode
Press the 'Mode' button on the main unit to cycle through available input modes: Bluetooth, AUX, USB, and TF Card.
5.6 Singing with Microphones
Once your music source is playing and microphones are connected, simply sing into the microphones. Adjust microphone volume and echo as desired for optimal performance.

Imatge: Lateral view of the SDRD SD-306, illustrating the control panel with buttons for mode, track navigation, and the main volume knob.
6. Manteniment
- Neteja: Wipe the unit and microphones with a soft, dry cloth. Do not use abrasive cleaners or solvents.
- Emmagatzematge: Guardeu la unitat en un lloc fresc i sec, allunyat de la llum solar directa i de temperatures extremes.
- Cura de la bateria: To prolong battery life, avoid fully discharging the unit frequently. Recharge the battery regularly, even if not in use for extended periods.
- Cura del micròfon: Manipuleu els micròfons amb cura. Eviteu deixar-los caure o exposar-los a la humitat.
7. Solució De Problemes
| Problema | Causa possible | Solució |
|---|---|---|
| No hi ha so de l'altaveu | Unit is off; Volume is too low; Incorrect mode selected; Device not connected. | Ensure unit is on; Increase volume; Select correct input mode (Bluetooth, AUX, USB, TF); Reconnect Bluetooth device. |
| Els micròfons no funcionen | Microphones are off; Microphone batteries are low/dead; Microphone volume is too low. | Switch microphones ON; Replace microphone batteries; Increase microphone volume. |
| Bluetooth no connectat | Unit not in pairing mode; Device Bluetooth is off; Interference. | Ensure unit is in Bluetooth mode; Turn device Bluetooth off/on; Move closer to the unit; Disconnect other Bluetooth devices. |
| Mala qualitat del so | Low battery; Source audio quality is poor; Microphone too close to speaker (feedback). | Recharge unit; Use high-quality audio files; Move microphones away from the speaker. |
| La unitat no es carrega | Charging cable faulty; Power adapter faulty; Charging port damaged. | Try a different USB cable and power adapter; Contact customer support if port is damaged. |
8. Especificacions
| Característica | Detall |
|---|---|
| Número de model | SDRD-306 Black |
| Marca | Genèric |
| Potència de sortida màxima dels altaveus | 120 watts |
| Resposta de freqüència | 40 Hz |
| Tecnologia de connectivitat | Bluetooth, Auxiliar, USB |
| Mode de sortida d'àudio | Envoltant |
| Dimensions del producte | 2 x 2 x 2 cm |
| País d'origen | Xina |
9. Garantia i Suport
This product is sold by Digi Core FZE. For any product-related inquiries, technical support, or warranty claims, please contact the seller directly through your purchase platform.
Hi ha opcions de garantia estesa disponibles per a la compra:
- 1-Year Extended Warranty by Salama Care
- 2-Year Extended Warranty by Salama Care
Si us plau, consulteu la documentació de compra per conèixer els termes i condicions específics de la garantia.
10. Vídeos oficials de productes
En aquest moment no hi ha vídeos oficials de productes disponibles per incrustar.





