1. Sarrera
Thank you for choosing the EuroFone S3 Plus Motorcycle Intercom with 2K HD Camera. This device is designed to enhance your riding experience by providing seamless communication, high-definition video recording, and entertainment features. Please read this manual carefully to understand the product's functions and ensure safe and optimal use.

Image 1.1: The EuroFone S3 Plus Intercom unit, showcasinbere diseinu trinkoa eta kontrol-markagailua direla eta.
2. Paketearen edukia
Mesedez, egiaztatu behean zerrendatutako elementu guztiak zure paketean sartuta daudela:
- 1 x EuroFone S3 Plus Bluetooth Host Unit
- 1 x C motako kargatzeko kablea
- 2 x Helmet Clips (1 Screw Clip, 1 Velcro Clip)
- 1 x Stereo Headset
- 1 x Argibide eskuliburua
- 2 x Microphones (1 Hard Mic for open-face helmets, 1 Soft Mic for full-face helmets)
3. Produktua amaitu daview
Familiarize yourself with the various parts and controls of your S3 Plus intercom unit.

Image 3.1: Detailed diagram of the S3 Plus unit with numbered components.
| Ez. | Osagaia | Funtzioa |
|---|---|---|
| 1 | Kameraren lentea | Captures 2K HD video footage. |
| 2 | Interfono botoia | Activates and manages intercom communication. |
| 3 | Grabatu botoia | Bideo-grabazioa abiarazten eta gelditzen du. |
| 4 | Wi-Fi botoia | Activates Wi-Fi for app connection and file transferentzia. |
| 5 | Dial birakaria | Adjusts volume, navigates menus, and controls music playback. |
| 6 | Funtzio anitzeko botoia | Manages phone calls, voice assistant, and other features. |
| 7 | Pizteko botoia | Gailua pizten edo itzaltzen du. |
| 8 | TF Card / Reset Button | Slot for microSD card; press and hold for reset. |
| 9 | Earphone Mic Jack | Connects the stereo headset and microphone. |
| 10 | Charging Port / K-Line Plug | Type-C port for charging and data transfer. |
4. Konfigurazioa
4.1. Kaskoaren instalazioa
The S3 Plus can be mounted on most helmets using either the screw clip or the Velcro clip.
- Choose Clip Type: Select the screw clip for a more permanent attachment or the Velcro clip for easier removal.
- Kokalekua: Attach the clip to the left side of your helmet, ensuring it is securely fastened and does not obstruct your vision or helmet functionality.
- Unitatea muntatzea: Slide the S3 Plus host unit onto the installed clip until it clicks into place.

Image 4.1: The S3 Plus intercom unit securely attached to the side of a helmet.
4.2. Headset and Microphone Connection
Connect the stereo headset and microphone to the S3 Plus unit.
- Bozgorailuak instalatu: Place the headset speakers inside the helmet's ear pockets, ensuring they are aligned with your ears for optimal sound.
- Hautatu Mikrofonoa: Choose the hard mic for open-face helmets or the soft mic for full-face helmets. Attach the microphone to the inside of the helmet near your mouth.
- Unitatearekin konektatu: Plug the headset and microphone cable into the Earphone Mic Jack (9) on the S3 Plus unit.
4.3. Gailua kargatzea
Before first use, fully charge the S3 Plus unit.
- Konektatu kablea: Insert the Type-C charging cable into the Charging Port (10) on the S3 Plus unit.
- Energia iturria: Konektatu kablearen beste muturra USB elikatze-egokitzaile batera (ez dago barne) edo ordenagailuaren USB atakara.
- Kargatzeko adierazlea: LED adierazleak kargatze-egoera erakutsiko du. Karga oso batek 1.5 ordu inguru behar ditu.
4.4. Piztu/Itzali
- Piztu: Press and hold the Power Button (7) for approximately 3 seconds until the LED indicator lights up and you hear a voice prompt.
- Itzali: Press and hold the Power Button (7) for approximately 3 seconds until the LED indicator turns off and you hear a voice prompt.
5. Funtzionamendu-argibideak
5.1. Bluetooth parekatzea
Pair your S3 Plus with your smartphone or other Bluetooth devices.
- Sartu parekatze moduan: With the S3 Plus powered off, press and hold the Power Button (7) for about 5-7 seconds until the LED indicator flashes red and blue alternately, indicating pairing mode.
- Gaitu Bluetootha: Zure telefonoan edo gailuan, gaitu Bluetootha eta bilatu eskuragarri dauden gailuak.
- Hautatu gailua: Select "EuroFone S3 Plus" from the list of found devices. If prompted, enter "0000" as the PIN.
- Berrespena: Once paired, the LED indicator will flash blue slowly, and you will hear a voice confirmation.

Image 5.1: Illustration of Bluetooth 5.1 connectivity and extended battery performance.
5.2. Interfono Funtzioa
The S3 Plus supports both two-way and multi-person group intercom communication.
- Bi norabideko interfonoa: To initiate a direct intercom call with another S3 Plus unit, ensure both units are powered on and within range (up to 2000m in open terrain). Briefly press the Intercom Button (2) on one unit. The units will connect automatically.
- Taldeko interfonoa (gehienez 6 bidaiari): The S3 Plus supports simultaneous communication for up to 6 riders. Follow the pairing instructions in the manual for multi-unit connection. The system features automatic reconnection, so if a rider goes out of range, they will automatically rejoin the conversation when back in range.

Image 5.2: Visual representation of up to 6 riders engaged in group intercom communication.
5.3. Kameraren funtzionamendua
Record your rides in 2K HD quality.
- Txertatu TF txartela: Ensure a microSD (TF) card (Class 10 or higher, up to 128GB) is inserted into the TF Card slot (8) before recording.
- Grabaketa hasi/gelditu: Briefly press the Record Button (3) to start recording. The LED indicator will change to confirm recording is active. Press again to stop recording.
- Loop grabaketa: The S3 Plus supports loop recording, automatically overwriting the oldest files memoria txartela beteta dagoenean.
- Wi-Fi aplikazioaren konexioa: Press the Wi-Fi Button (4) to activate the unit's Wi-Fi. Connect your smartphone to the S3 Plus Wi-Fi network (details in the dedicated app manual). Use the companion app to view bizi footage, playback recordings, and download files.

Image 5.3: Details on 2K video resolution (2560*1440) and the 135° wide-angle lens for comprehensive capture.
5.4. Musika erreprodukzioa eta partekatzea
Enjoy music from your paired smartphone and share it with another rider.
- Erreproduzitu/Pausatu: Briefly press the Multi-function Button (6) to play or pause music.
- Bolumenaren doikuntza: Rotate the Rotary Dial (5) clockwise to increase volume, counter-clockwise to decrease volume.
- Hurrengoa / Aurreko pista: Press the Rotary Dial (5) forward or backward to skip tracks.
- Musika partekatzea: While music is playing, activate the music sharing function (refer to the full manual for specific button combinations) to share your audio with a connected intercom unit.

Image 5.4: Two riders enjoying shared music during their journey, illustrating the music sharing feature.
5.5. FM Irratia
Tune into FM radio stations for news, weather, and entertainment.
- Aktibatu FM irratia: Press and hold the Intercom Button (2) for approximately 2 seconds to turn on the FM radio.
- Eskaneatze estazioak: Briefly press the Rotary Dial (5) forward or backward to scan for the next or previous available station.
- Itzali FM irratia: Press and hold the Intercom Button (2) for approximately 2 seconds again to turn off the FM radio.

Image 5.5: A rider listening to FM radio, highlighting the integrated FM radio functionality.
5.6. Ahots Laguntzailea
Access your smartphone's voice assistant (e.g., Siri) hands-free.
- Aktibatu Ahots Laguntzailea: Briefly press the Multi-function Button (6) twice to activate your paired smartphone's voice assistant.
- Ahots-abisuak: The S3 Plus supports voice prompts in Japanese, English, and Chinese, which can be switched as needed.

Image 5.6: Visualizing the voice assistant feature, HIFI audio quality, and key device statistics like weight and battery life.
5.7. Telefono-deiak
Manage incoming and outgoing phone calls safely while riding.
- Erantzun deia: When a call comes in, the S3 Plus will automatically answer after approximately 10 seconds, allowing for hands-free communication.
- Amaitu deia: Briefly press the Multi-function Button (6) to end an active call.
- Deia baztertu: Press and hold the Multi-function Button (6) for 2 seconds to reject an incoming call.
- Berriz markatu azken zenbakia: Briefly press the Multi-function Button (6) twice to redial the last number.
6. Mantentzea
Proper maintenance ensures the longevity and performance of your S3 Plus intercom.
- Garbiketa: Erabili biguna, damp oihal bat unitatearen kanpoaldea garbitzeko. Ez erabili produktu kimiko gogorrik edo garbitzaile urratzailerik.
- Uraren esposizioa: The S3 Plus is IP67 waterproof. While it can withstand rain, avoid prolonged submersion in water or exposure to heavy downpours. If wet, wipe dry immediately with a towel.
- Biltegiratzea: Gorde gailua leku fresko eta lehor batean, erabiltzen ez duzunean, eguzki-argitik eta muturreko tenperaturetatik babestuta.
- Bateria zaintzea: For optimal battery life, avoid fully discharging the battery frequently. Charge the device regularly, even if not in use for extended periods.

Image 6.1: The S3 Plus unit demonstrating its IP67 waterproof and dustproof capabilities.
7. Arazoak
If you encounter issues with your S3 Plus, refer to the following common problems and solutions:
- Gailua ez da pizten: Ensure the battery is charged. Connect to a charger and try again. If unresponsive, try a factory reset by pressing the Reset Button (8) with a small pin.
- Ezin da telefonoarekin parekatu: Ensure the S3 Plus is in pairing mode (flashing red and blue). Turn off and on your phone's Bluetooth. Clear previous Bluetooth connections on both devices and try again.
- Intercom Connection Issues: Ensure both intercom units are within range and fully charged. Re-initiate the intercom connection. Obstacles can reduce range.
- Poor Audio Quality (Intercom/Music): Check headset and microphone connections. Ensure speakers are correctly positioned in the helmet. The device features CVC8.0 and DSP dual noise cancellation for clear audio, but extreme wind noise can still affect quality.
- Grabaketak ez du funtzionatzen: Ensure a compatible microSD (TF) card is inserted and has sufficient free space. Format the card if necessary (refer to app instructions or connect to PC).
- Wi-Fi App Connection Failure: Ensure the S3 Plus Wi-Fi is activated. Check your smartphone's Wi-Fi settings to confirm connection to the device's network. Ensure the app is up-to-date.
8. Zehaztapenak
Key technical specifications of the EuroFone S3 Plus intercom:
| Ezaugarri | Zehaztapena |
|---|---|
| Ereduaren izena | S3 Plus |
| Marka | EuroFone |
| Kolorea | Beltza |
| Konektibitate Teknologia | Haririk gabekoa (Bluetooth 5.1) |
| Bluetooth bertsioa | 5.1 |
| Interfono barrutia | Up to 2000 meters (1500-2000m between 2 units) |
| Taldeko interfonoa | Up to 6 riders simultaneous talk |
| Bideo Ebazpena | 2K HD (1440p) |
| Kameraren lentea | 135° Wide Angle, 14mm Sony HD F2.0 |
| Bideo grabaketa jarraitua | Gehienez 8 ordu |
| Bateria Edukiera | 2000mAh |
| Etengabeko eztabaida-denbora | Gehienez 45 ordu |
| Musika erreproduzitzeko denbora | Gehienez 80 ordu |
| Egonean Denbora | Gehienez 1000 ordu |
| Kargatzeko Denbora | Gutxi gorabehera 1.5 ordu (C mota) |
| Iragazgaitzaren balorazioa | IP67 |
| Zarata Deuseztatzea | CVC8.0 & DSP Dual Noise Cancellation |
| Ezaugarri bereziak | FM Radio, Music Sharing, Voice Assistant (Siri compatible), Auto-Answer Calls, Loop Recording, WiFi App Support, GPS Guidance Compatibility |
| Produktuaren neurriak | 5.7 x 10.5 x 3.5 cm |
| Produktuaren pisua | 0.45 kg |
9. Bermea eta Laguntza
The EuroFone S3 Plus Motorcycle Intercom comes with a 1-year warranty, affirming its quality and reliability. If you have any questions, concerns, or require technical assistance, please do not hesitate to contact our support team. We aim to respond within 24 hours.
For support, please refer to the contact information provided with your purchase or visit the official EuroFone webgunea.