IRRADIO IR-SIGMA PLUS
IRRADIO IR-SIGMA PLUS Wireless Headphones User Manual
Model: IR-SIGMA PLUS | Brand: IRRADIO
Introduzzjoni
Thank you for choosing the IRRADIO IR-SIGMA PLUS Wireless Headphones. This comprehensive set includes wireless + Bluetooth headphones and a wireless receiver, designed to enhance your experience with movies, series, concerts, sports events, and gaming sessions. This manual provides detailed instructions for setup, operation, maintenance, and troubleshooting to ensure optimal performance and longevity of your device.
X'hemm fil-Kaxxa
Upon unpacking your IRRADIO IR-SIGMA PLUS, please ensure all components are present:
- IRRADIO IR-SIGMA PLUS Wireless Headphones
- Riċevitur bla fili
- Kejbil tal-Iċċarġjar (USB-C)
- Kejbil tal-Awdjo (Ġakk ta' 3.5mm)

Image: The IRRADIO IR-SIGMA PLUS wireless headphones resting on their charging stand, showcasinid-disinn iswed eleganti.
Prodott Overview
Karatteristiċi Ewlenin
- Konnettività Doppju: 2.4 GHz wireless for stable, low-latency audio up to 30 meters, and Bluetooth V5.3 for mobile devices.
- Awdjo Immersiv: 40mm wide-band speakers with a frequency response of 60Hz–20kHz for powerful and detailed sound.
- Selective Equalization: Three dedicated sound profiles (Film, Music, Spoken) to optimize audio for different content.
- Adjustable Audio Balance: Fine-tune volume balance between left and right channels for personalized listening.
- Shared Listening: Connect multiple compatible IRRADIO headphones to the same source for a shared audio experience.
- Għażla bil-fili: Use with the included 3.5mm audio jack cable for wired connection.
- Ħajja twila tal-batterija: Up to 4.5 hours of continuous use, with a quick 1-2 hour charging time via USB-C.
- Kompatibilità versatili: Analog and digital inputs (Toslink/SPDIF) for seamless connection to TVs, projectors, smartphones, tablets, and laptops.
Headphone Components and Controls
Familiarize yourself with the various parts and controls of your IR-SIGMA PLUS headphones for ease of use.

Immaġni: Ġenb view of the IRRADIO IR-SIGMA PLUS headphones, showing the earcups and headband design.

Immaġni: Wara view of the IRRADIO IR-SIGMA PLUS headphones, highlighting the adjustable headband and earcup pivot points.

Image: The IRRADIO IR-SIGMA PLUS headphones on their stand, with visual callouts for USB Type-C power, 466g net weight, and 2.4GHz & Bluetooth V5.3 wireless connectivity.

Image: A close-up of the IRRADIO IR-SIGMA PLUS headphones, emphasizing the 40mm wide-band speakers and their frequency response of 60Hz-20kHz for powerful and detailed sound.
Setup
1. Iċċarġjar Inizjali
Before first use, fully charge your IRRADIO IR-SIGMA PLUS headphones.
- Qabbad il-kejbil tal-iċċarġjar USB-C provdut mal-port tal-iċċarġjar fuq il-headphones.
- Qabbad it-tarf l-ieħor tal-kejbil USB-C ma' adapter tal-enerġija USB kompatibbli (mhux inkluż) jew mal-port USB tal-kompjuter.
- The charging indicator light will illuminate. A full charge typically takes 1-2 hours.
- Once fully charged, the indicator light may change color or turn off. Disconnect the cable.

Image: The IRRADIO IR-SIGMA PLUS headphones on their stand, with text indicating integrated Lithium-ion 3.7V battery, wireless transmission distance up to 30m, charging time of 1-2 hours, and a usage duration of 4:30 hours.
2. Konnessjoni tar-Riċevitur Wireless
The wireless receiver allows for 2.4 GHz low-latency audio transmission from your TV or other audio sources.
- For TVs with Optical (Toslink/SPDIF) Output: Connect the optical cable (not included) from your TV's optical output to the optical input on the wireless receiver.
- For TVs/Devices with Analog (3.5mm or RCA) Output: Connect the 3.5mm audio cable (included) or an RCA to 3.5mm adapter (not included) from your TV's audio output to the 3.5mm input on the wireless receiver.
- Connect the wireless receiver to a power source using its USB power input.
3. Pairing Headphones with Receiver (2.4 GHz Wireless)
The headphones and receiver should automatically pair when both are powered on.
- Power on the wireless receiver.
- Power on the IR-SIGMA PLUS headphones by pressing and holding the power button.
- The indicator lights on both devices will show their connection status. A solid light typically indicates a successful connection.
- If pairing fails, refer to the Troubleshooting section.
4. Bluetooth Pairing (for mobile devices)
To connect your headphones to a smartphone, tablet, or laptop via Bluetooth:
- Ensure the headphones are powered on and not connected to the 2.4 GHz receiver.
- Activate Bluetooth pairing mode on the headphones (refer to the specific button combination in your quick start guide, usually holding the power button longer or a dedicated Bluetooth button). The indicator light will flash, indicating pairing mode.
- On your device, go to Bluetooth settings and search for "IRRADIO IR-SIGMA PLUS".
- Select the headphones to pair. Once connected, the indicator light on the headphones will become solid.
Istruzzjonijiet Operattivi
Qawwa mixgħul/mitfi
- Biex tixgħel, agħfas u żomm il-buttuna tal-qawwa sakemm id-dawl indikatur jixgħel.
- Biex titfi, agħfas u żomm il-buttuna tal-qawwa sakemm id-dawl indikatur jintefa.
Kontroll tal-Volum
- Uża l-buttuni tal-volum 'il fuq (+) u tal-volum 'l isfel (-) fuq il-headphones biex taġġusta l-livell tas-smigħ.
- You can also adjust the source device's volume.
Equalization Modes
The IR-SIGMA PLUS offers three distinct equalization profiles. Press the EQ button (if available, or refer to your quick start guide for button assignment) to cycle through them:
- Modalità Film: Enhances dialogue clarity and cinematic sound effects.
- Modalità Mużika: Jipprovdi professjonist awdjo bilanċjatfile suitable for various music genres.
- Spoken Mode: Optimizes for clear voice reproduction, ideal for podcasts, audiobooks, or news.
Audio Balance Adjustment
Adjust the balance between the left and right audio channels to suit your hearing preferences. Refer to your quick start guide for the specific controls, typically dedicated L/R balance buttons or a combination with volume controls.
Shared Listening (Multi-User)
To enable shared listening with additional compatible IRRADIO headphones:
- Ensure the primary headphones are connected to the wireless receiver.
- Power on the additional compatible IRRADIO headphones and put them into pairing mode for the 2.4 GHz receiver.
- The receiver will automatically detect and connect to multiple headphones.
- Up to several users can listen simultaneously to the same content.

Image: The IRRADIO IR-SIGMA PLUS headphones on their stand, with text stating "Listen to your favorite music, watch a movie or enjoy a concert at full volume even at night, without disturbing anyone."
Manutenzjoni
Proper care and maintenance will extend the life of your IRRADIO IR-SIGMA PLUS headphones.
- Tindif: Use a soft, dry cloth to clean the headphones and receiver. Do not use abrasive cleaners, solvents, or harsh chemicals.
- Ħażna: Meta ma tkunx qed tużahom, aħżen il-headphones f'post frisk u niexef, 'il bogħod mix-xemx diretta u minn temperaturi estremi.
- Kura tal-batterija: Biex tippreserva l-ħajja tal-batterija, evita li tiċċarġja l-headphones għalkollox ta’ spiss. Iċċarġjahom regolarment, anke jekk ma jintużawx għal perjodi twal.
- Evita l-umdità: Do not expose the headphones or receiver to water or excessive moisture.
- Immaniġġja b'Kura: Evita li twaqqa’ l-headphones jew li tissottomettihom għal impatti qawwija.
Issolvi l-problemi
If you encounter issues with your IRRADIO IR-SIGMA PLUS headphones, refer to the following common problems and solutions:
| Problema | Kawża Possibbli | Soluzzjoni |
|---|---|---|
| No sound from headphones (2.4 GHz) |
|
|
| No sound from headphones (Bluetooth) |
|
|
| Poor audio quality or interference |
|
|
| Il-headphones ma jiċċarġjawx |
|
|
Speċifikazzjonijiet
| Karatteristika | Dettall |
|---|---|
| Brand | IRRADJU |
| Isem tal-Mudell | IR-SIGMA PLUS Set Cuffia TV 2,4GHz + BT |
| Numru tal-Mudell | 141901050 |
| Kulur | Iswed |
| Tqegħid tal-widnejn | Fuq il-widna |
| Teknoloġija tal-Konnettività | Mingħajr fili (2.4GHz, Bluetooth) |
| Verżjoni Bluetooth | 5.3 |
| Medda Bluetooth | Sa 30 metru (mingħajr ostaklu) |
| Jack tal-headphone | 3.5mm Jack and USB-C |
| Tip ta' Sewwieq Awdjo | Sewwieq Dinamika |
| Medda ta' Frekwenzi | 60Hz–20kHz |
| Tip ta 'batterija | Integrated Lithium-ion 3.7V |
| Ħajja tal-Batterija (Medja) | 4.5 sigħat |
| Ħin tal-Iċċarġjar | 1-2 hours (via USB-C) |
| Piż | 466g |
| Metodu ta' Kontroll | Buttuna |
| Apparati Kompatibbli | Smartphone, Tablet, Laptop, Televisions |
| Użi Speċifiċi | Video games, Music, Movies & TV, Sports events |
Informazzjoni dwar Garanzija
Based on the product information provided, there is no explicit product warranty ("Garanzia prodotto: NO"). Please refer to the retailer's return policy for details on returns or exchanges within the applicable period.
Appoġġ
For further assistance or inquiries regarding your IRRADIO IR-SIGMA PLUS headphones, please visit the official IRRADIO brand store or websit.
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