Introdución
This manual provides detailed instructions for the setup, operation, and maintenance of your PRORECK Delta 128 2400W Bluetooth PA Speaker System. Please read this manual thoroughly before using the system to ensure proper functionality and to maximize your audio experience.
Que está incluído
The PRORECK Delta 128 PA Speaker System package contains the following components:
- 1 x 8-channel powered Bluetooth mixer
- 2 x 12-inch passive speakers
- 2 x Adjustable tripod speaker stands
- 1 x micrófono con cable
- 2 x 16.5ft Speakon cables for mixer to speaker connection
- 1 x cable de alimentación
- 1 x Manual (este documento)
- 1 x Remote control (for mixer)
- 1 x cable de micrófono

This image illustrates the complete set of items you should find in your package.
Sistema finalizadoview: 8-Channel Powered Mixer
The heart of the PRORECK Delta 128 system is its versatile 8-channel powered mixer, designed for comprehensive audio control.

Key Mixer Features:
- 5-Band Equalizer (EQ): Provides precise tone control over each frequency range for high-quality sound.
- Wireless Bluetooth Functionality: Allows for wireless audio streaming from compatible devices.
- Entradas de micrófono: Compatible with multiple microphones, matching various input interfaces.
- USB Memory Storage Device Support: Insert USB drives for direct MP3 playback.
- RCA Line Input & Output: For connecting additional audio devices.
- Alimentación fantasma 15V: Essential for professional condenser microphones, enabling their operation.

Instrucións de configuración
Follow these steps to correctly set up your PRORECK Delta 128 PA Speaker System.
1. Colocación de altofalantes
Position the two 12-inch passive speakers on the adjustable tripod speaker stands. Ensure the stands are stable and placed on a flat, secure surface. Adjust the height for optimal sound projection.
2. Mixer Connections
Connect the passive speakers to the 8-channel powered mixer using the provided 16.5ft Speakon cables.

Locate the speaker outputs on the rear panel of the mixer and connect the Speakon cables securely.
3. Conexión de alimentación
Connect the power cable to the mixer's power input and then to a suitable electrical outlet. Ensure the power switch on the mixer is in the "OFF" position before connecting to power.
4. Acendido inicial
Once all connections are secure, switch the mixer's power to "ON". The system is now ready for audio input.
Instrucións de funcionamento
1. Conexión de fontes de son
The mixer supports various audio inputs:
- Micrófonos: Connect wired microphones to the XLR or 1/4-inch inputs. If using condenser microphones, activate the 15V phantom power switch.
- Instrumentos: Connect instruments like guitars or keyboards to the available input channels.
- External Devices (RCA): Use the RCA line input for devices such as CD players or other audio sources.

2. Conectividade Bluetooth
To stream audio wirelessly via Bluetooth:
- Power on the mixer.
- Activa o Bluetooth no teu teléfono intelixente, tableta ou outro dispositivo compatible.
- Select "PRORECK DELTA 128" from the list of available devices.
- Once paired, you can stream audio directly to the PA system.
3. Reprodución de MP3 por USB
Insert a USB memory stick containing MP3 audio files into the USB port on the mixer. Use the mixer's controls to navigate and play tracks.
4. Axuste do son
Use the individual channel controls for volume, EQ (bass, treble), and effects. The master volume controls the overall output level. Experiment with the 5-band equalizer to fine-tune the sound to your preference and environment.
5. Efectos de reverberación
The mixer includes built-in reverb effects. Use the dedicated controls to adjust the amount and type of reverb applied to your audio sources, enhancing vocal and instrument presence.
Especificacións
The following table details the technical specifications of the PRORECK Delta 128 PA Speaker System:
| Característica | Detalle |
|---|---|
| Marca | PRORECK |
| Número de modelo | DELTA Series PA System |
| Potencia de saída (máxima) | 2400 W |
| Canles de mestura | 8 canles |
| Tamaño do altofalante | 2 x 12-inch Passive Speakers |
| Tecnoloxía de conectividade | Bluetooth |
| Poder Fantasma | 15 V |
| Material | Metal, Plástico |
| Tipo de montaxe | Floor Standing (with included stands) |
| Dispositivos compatibles | Drum, Guitar, Keyboard, Laptop, MP3 Player, Microphone, Smartphone, Tablet |

The speakers are designed for portability, featuring handles and wheels for easy transport.

Resolución de problemas
If you encounter issues with your PRORECK Delta 128 PA Speaker System, refer to the following common solutions:
Sen saída de son
- Ensure all power cables are securely connected and the mixer is powered on.
- Check that speaker cables (Speakon) are firmly connected to both the mixer and the speakers.
- Verify that all volume controls (channel, master, and connected device) are turned up.
- Confirm that the correct input source is selected on the mixer.
- Test with a different audio source or cable to rule out faulty equipment.
Son distorsionado
- Reduce the volume levels on both the mixer and the input source to prevent clipping.
- Check microphone and instrument cables for damage.
- Adjust the EQ settings to reduce excessive bass or treble that might be causing distortion.
Problemas de conexión Bluetooth
- Ensure no other devices are currently paired with the mixer.
- Move your Bluetooth device closer to the mixer to improve signal strength.
- Turn off and restart Bluetooth on your device and the mixer.
O micrófono non funciona
- Ensure the microphone is properly connected to the correct input channel.
- If using a condenser microphone, verify that 15V phantom power is activated for that channel.
- Check the microphone cable for damage.
- Test with a different microphone if possible.
Mantemento
Proper maintenance will extend the life and performance of your PRORECK Delta 128 PA Speaker System.
- Limpeza: Use a soft, dry cloth to clean the surfaces of the mixer and speakers. Avoid using liquid cleaners or solvents, which can damage components.
- Almacenamento: When not in use, store the system in a cool, dry place, away from direct sunlight and extreme temperatures.
- Coidado do cable: Handle cables carefully. Avoid sharp bends or kinks, and store them neatly to prevent damage.
- Ventilación: Ensure the mixer's ventilation openings are clear and unobstructed to prevent overheating.
Información de seguridade
Observe as seguintes precaucións de seguridade para evitar descargas eléctricas, incendios ou lesións:
- Non expoña o sistema á choiva nin á humidade.
- Do not open the mixer casing; non hai pezas no interior que o usuario poida reparar. Encomende calquera reparación a persoal cualificado.
- Use only the power cord supplied with the unit or a suitable replacement.
- Do not place heavy objects on the power cord or speaker cables.
- Asegúrese de que todas as conexións eléctricas teñan unha conexión a terra axeitada.
- Avoid placing the system near heat sources or in direct sunlight.
Garantía e Soporte
Your PRORECK Delta 128 PA Speaker System is covered by a manufacturer's warranty. For specific warranty details, please refer to the documentation included with your purchase or contact PRORECK customer support.
For technical assistance, troubleshooting beyond this manual, or service inquiries, please visit the official PRORECK websitio ou póñase en contacto co seu departamento de atención ao cliente.





