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The Herdio 4 Inch 240W Marine Bluetooth Speakers are designed for outdoor environments, offering robust sound and waterproof durability. This system includes four 4-inch 2-way full-range speakers and a Bluetooth amplifier, suitable for various vehicles and outdoor settings.
Key features include Bluetooth 5.0 connectivity, IP66 waterproof rating, and a compact design for versatile mounting. The system provides a maximum output power of 240 Watts (60 Watts per speaker) with a frequency response of 80Hz-20kHz and 4 Ohms impedance.
Cosa c'è nella scatola
- 4 x Marine Speakers with Mounting Brackets
- 1 x bluetooth Amplifier (4-channel)
- 1 cavo di alimentazione CC da 12 V
- 1 x Set of Bolts and Screws

Specifiche
| Caratteristica | Dettaglio |
|---|---|
| Nome del modello | SZJW-4-61BT |
| Tipo di altoparlante | Outdoor, Marine |
| Dimensioni dell'altoparlante | 4 pollici |
| Potenza massima in uscita | 240 Watt (60 W per altoparlante) |
| Risposta in frequenza | Da 80 Hz a 20 kHz |
| Impedenza | 4 Ohm |
| Tecnologia di connettività | Bluetooth 5.0 |
| Portata Bluetooth | Fino a 20 metri (65.6 piedi) |
| Livello di resistenza all'acqua | IP66 impermeabile |
| Materiale | Plastica ABS |
| Dimensioni del prodotto | 4.3"P x 4.3"L x 4.3"A (per altoparlante) |
| Peso dell'articolo | 2.92 chilogrammi (6.43 libbre) |

Configurazione e installazione
Follow these steps to install and connect your Herdio Marine Bluetooth Speakers:
- Montaggio degli altoparlanti:
The speakers come with adjustable mounting brackets. Loosen the knobs on the sides of each speaker to remove the bracket. Secure the bracket to your desired surface using the provided screws. Once the bracket is fixed, place the speaker back into the bracket and tighten the knobs to secure it. The bracket allows for 180-degree rotation for optimal sound direction. - Speaker Wiring to Amplificatore:
Use a small screwdriver to loosen the terminals on the amplifier. Connect the speaker cables to the amplifier terminals. Ensure that the white wire (positive) and black wire (negative) from each speaker are connected to the corresponding L+ (Left Positive), L- (Left Negative), R+ (Right Positive), and R- (Right Negative) terminals on the amplificatore. Il amplifier supporta 4 canali. - Collegamento dell'alimentazione:
Connect the provided 12V DC power cable to the amplifier. The red wire from the power cable links to your 12V battery's positive terminal, and the black wire links to the negative terminal. Ensure a secure connection to prevent power interruptions. - Accoppiamento Bluetooth:
Una volta acceso, il amplifier's blue light will blink, indicating it is in pairing mode. On your device (smartphone, tablet, etc.), search for Bluetooth devices and select 'Herdio' to connect. A constant blue light on the amplifier indicates a successful connection.


Video 1: This video demonstrates the unboxing, wiring, and Bluetooth pairing process for the Herdio 4 Inch 240W Marine Bluetooth Speakers. It provides a visual guide for connecting the speakers to the amplifier and establishing a Bluetooth connection with a mobile device.
Istruzioni per l'uso
IL amplifier features several buttons for controlling playback and settings:

- Pulsante di accensione/riproduzione/pausa:
Long press (3 seconds) to power on/off. Short press to play or pause music. - Pulsante Modalità:
Long press (3 seconds) to restore factory settings. Short press to switch between Bluetooth (BT), USB, AUX, and MIC modes. - Volume Down/TWS Button:
Long press (3 seconds) to enter/exit TWS (True Wireless Stereo) mode. Short press to decrease the volume. - Volume Up/Mono Button:
Long press (3 seconds) to switch between stereo and mono sound output. Short press to increase the volume. - Previous Track/Rewind Button:
Long press (3 seconds) for fast rewind. Short press to go to the previous song. - Next Track/Fast Forward Button:
Long press (3 seconds) for fast forward. Short press to go to the next song.
Manutenzione
To ensure the longevity and optimal performance of your Herdio Marine Bluetooth Speakers, follow these maintenance guidelines:
- Pulizia: Regularly wipe the speakers with a soft, damp cloth to remove dirt and salt residue. Avoid using harsh chemicals or abrasive cleaners.
- Esposizione all'acqua: While the speakers are IP66 waterproof, prolonged submersion is not recommended. Ensure all connections are secure to maintain water resistance.
- Magazzinaggio: When not in use for extended periods, store the speakers in a dry, cool place away from direct sunlight and extreme temperatures.
- Verifiche della connessione: Periodically inspect all wiring and connections for any signs of wear, corrosion, or looseness. Tighten connections as needed.
Risoluzione dei problemi
If you encounter issues with your Herdio Marine Bluetooth Speakers, refer to the following common problems and solutions:
- Nessun potere:
- Ensure the 12V DC power cable is securely connected to both the amplifier and the power source (battery).
- Check the power source for proper voltage and functionality. - Nessun suono:
- Verify that the speaker wires are correctly connected to the amplifier terminals (positive to positive, negative to negative).
- Confirm that the amplifier è acceso e il volume è alzato.
- Check the audio source (Bluetooth device, USB, AUX) for proper playback and volume settings.
- Assicurare il amplifier is in the correct input mode (BT, USB, AUX, MIC). - Bluetooth non si connette:
- Assicurati che il file amplifier is in Bluetooth mode (blue light blinking).
- Ensure your device's Bluetooth is enabled and within the 20-meter range.
- Try forgetting the device from your phone's Bluetooth settings and re-pairing.
- Restart both the amplifier e il tuo dispositivo Bluetooth. - Suono distorto:
- Reduce the volume on both the amplifier e la sorgente audio.
- Check speaker wire connections for any loose or corroded contacts.
- Ensure the speakers are not overloaded beyond their rated power.
Garanzia e supporto
The Herdio 4 Inch 240W Marine Bluetooth Speakers come with a Limited Warranty. For specific details regarding warranty coverage, terms, and conditions, please refer to the warranty information provided with your product packaging or contact Herdio customer support.
For technical assistance, troubleshooting beyond this manual, or inquiries about replacement parts, please visit the official Herdio websito o contattare il loro servizio clienti.