LEXIN ET COM
LEXIN ET-COM Bluetooth Motorcycle Intercom System User Manual
Model: ET COM | Brand: LEXIN
1. Introduktion
The LEXIN ET-COM is a Bluetooth motorcycle communication system designed to enhance your riding experience. It allows for two-way intercom communication between riders, hands-free phone calls, music streaming, and FM radio reception. This system incorporates advanced DSP and CVC noise cancellation technologies for clear audio, even at high speeds.
Nøglefunktioner omfatter:
- To-vejs intercom: Communicate with up to 2 riders within a 1200-meter range.
- Bluetooth V5.0: Sikrer stabil og effektiv trådløs forbindelse.
- DSP & CVC Noise Cancellation: Reduces external noise for clear audio quality.
- Lang batterilevetid: 800mAh battery provides up to 15 hours of music playback, 8 hours of talk time, and 300 hours of standby.
- FM-radio: Built-in FM radio for entertainment on the go.
- Stemmeassistent support: Access Siri and S Voice for hands-free control.
- IP67 Vandtæthed: Designet til at modstå forskellige vejrforhold.
- Interchangeable Face Plates: Customize the unit's appearance with different colored housings.

Image: The LEXIN ET-COM unit securely mounted on the side of a motorcycle helmet.

Image: A visual representation of DSP and CVC advanced noise cancellation technology, showing how external noise is copied and canceled for improved audio clarity.

Image: A motorcycle helmet with the LEXIN ET-COM unit shown in rainy conditions, highlighting its IP67 water resistance for all-weather use.

Image: The LEXIN ET-COM unit displaying its 800mAh battery capacity, indicating 300 hours of standby time, 15 hours of music playback, and 1.5 hours of charging time.
2. Pakkens indhold
Kontroller venligst, at alle varer er til stede i din pakke:
- LEXIN ET-COM Main Unit
- Microphone (Boom or Button type)
- Steel Needle (for housing removal)
- unbrakonøgle
- Monteringsskruer
- Microphone Fixing Piece
- Højttalerpuder
- Metal Clip
- 3M Adhesive Base
- Brugervejledning
- Type-C USB-datakabel
- 5 Additional Decorative Color Housings

Image: A comprehensive diagram illustrating all components included in the LEXIN ET-COM package, along with a visual guide for helmet installation.
3. Opsætning og installation
3.1 Opladning af enheden
Before first use, fully charge the ET-COM unit. Connect the provided Type-C USB data cable to the charging port on the unit and to a USB power source. The LED indicator will show charging status and turn off when fully charged.
3.2 Mounting to Helmet
The ET-COM unit can be mounted to your helmet using either the metal clip or the 3M adhesive base. Choose the method that best suits your helmet type and preference.
- Clip Mount: Slide the metal clip between the helmet shell and the inner padding. Secure the ET-COM unit to the clip.
- Klæbende montering: Clean the desired mounting area on the helmet surface. Peel off the protective film from the 3M adhesive base and firmly press the ET-COM unit onto the helmet. Hold for 30 seconds to ensure a strong bond.
3.3 Installation af højttaler og mikrofon
Install the speakers and microphone inside your helmet:
- Attach the speaker pads to the inside of the helmet, aligning them with your ears.
- Place the speakers into the pads.
- Position the microphone in front of your mouth, ensuring it is close but not touching. Use the microphone fixing piece if necessary.
- Connect the speaker and microphone cables to the corresponding ports on the ET-COM unit.
3.4 Bluetooth-parring med telefon
To pair your ET-COM with your mobile phone:
- Ensure the ET-COM unit is off.
- Tryk på tænd/sluk-knappen, og hold den nede, indtil LED-indikatoren blinker skiftevis rødt og blåt, hvilket angiver parringstilstand.
- Aktiver Bluetooth på din telefon, og søg efter nye enheder.
- Select "LEXIN ET-COM" from the list of available devices.
- Når parringen er afsluttet, blinker LED-indikatoren langsomt blåt.
3.5 Intercom Pairing (Unit-to-Unit)
To pair two ET-COM units for intercom communication:
- Ensure both ET-COM units are off.
- On both units, press and hold the Intercom button until the LED indicators flash red and blue alternately.
- Tryk kort på Intercom-knappen på en af enhederne. Enhederne vil søge efter hinanden.
- Once paired, the LED indicators on both units will flash blue slowly.

Image: An illustration demonstrating the universal pairing capability of the LEXIN ET-COM, connecting with another brand's headset via Bluetooth.
4. Betjeningsvejledning
4.1 Tænd/sluk
- Tænd: Press and hold the Power button for approximately 3 seconds until the LED flashes blue.
- Sluk: Press and hold the Power button for approximately 3 seconds until the LED flashes red and then turns off.
4.2 Lydstyrkekontrol
- Forøg lydstyrke: Tryk på knappen Lydstyrke op (+).
- Skru ned for lydstyrken: Tryk på lydstyrke ned-knappen (-).
4.3 Musikafspilning
- Afspil/pause: Press the Multi-function button (often the central button).
- Næste nummer: Press the Volume Up button (+) for 2 seconds.
- Forrige nummer: Press the Volume Down button (-) for 2 seconds.
4.4 FM radio
- Tænd/sluk FM-radio: Tryk på FM-knappen.
- Scanningsstationer: Press the Volume Up (+) or Volume Down (-) button briefly to change stations.
4.5 Intercom-kommunikation
- Start intercom: Briefly press the Intercom button.
- Slut på intercom: Briefly press the Intercom button again.
4.6 Telefonopkald
- Besvar opkald: Tryk kort på multifunktionsknappen.
- Afslut opkald: Tryk kort på multifunktionsknappen.
- Afvis opkald: Tryk og hold multifunktionsknappen nede i 2 sekunder.
- Genopkald sidste nummer: Tryk to gange på multifunktionsknappen.
4.7 Stemmeassistent
- Activate Voice Assistant (Siri/S Voice): Press and hold the Multi-function button for 2 seconds (when not on a call or intercom).

Billede: En detaljeret view of the LEXIN ET-COM unit, highlighting the various control buttons for power, volume, FM, and intercom functions.
5. Vedligeholdelse
5.1 Rengøring
Tør enheden af med en blød, damp cloth. Do not use harsh chemicals or abrasive cleaners. Ensure the charging port cover is securely closed to maintain water resistance.
5.2 Pleje af batterier
For at forlænge batterilevetiden:
- Charge the unit fully before long periods of storage.
- Undgå at udsætte enheden for ekstreme temperaturer.
- Recharge the unit at least once every three months if not in regular use.
5.3 Changing Face Plates
The ET-COM unit features interchangeable decorative face plates:
- Carefully insert the steel needle into the small slot on the side of the unit to release the current face plate.
- Gently pry off the old face plate.
- Align the new face plate with the unit and press firmly until it clicks into place.

Image: A step-by-step guide demonstrating how to remove and replace the interchangeable 6-color face plates on the LEXIN ET-COM unit.
6. Fejlfinding
| Problem | Mulig årsag | Løsning |
|---|---|---|
| Enheden tænder ikke | Low battery; Unit frozen | Charge the unit fully; Perform a reset by pressing and holding the Power button for 10 seconds. |
| Ingen lyd fra højttalerne | Lydstyrken er for lav; Højttalerne er ikke tilsluttet korrekt; Defekte højttalere | Increase volume; Check speaker connections; Test with another audio source or contact support. |
| Kan ikke parres med telefon/intercom | Unit not in pairing mode; Bluetooth interference; Already paired to max devices | Ensure unit is in pairing mode (flashing red/blue); Move away from other Bluetooth devices; Clear previous pairings and try again. |
| Intercom-rækkevidden er kort, eller forbindelsen er ustabil | Obstructions (buildings, terrain); Weather conditions; Too many paired devices | Ensure clear line of sight; Reduce distance between units; Try re-pairing. |
| Poor audio quality / static | Microphone placement; Speaker placement; Environmental noise | Adjust microphone closer to mouth; Ensure speakers are centered over ears; DSP/CVC should mitigate noise, but extreme conditions may affect quality. |
7. Specifikationer
- Modelnavn: ET COM
- Bluetooth version: V5.0
- Forbindelse teknologi: Trådløs
- Intercom rækkevidde: Up to 1200 meters (0.7 miles) for 2 riders
- Batteritype: Lithium-ion
- Batterikapacitet: 800 mAh
- Musikafspilningstid: Op til 15 timer
- Taletid: Op til 8 timer
- Standby tid: Op til 300 timer
- Opladningstid: Cirka 1.5 timer
- Vandmodstandsniveau: IP67 (Impermeable)
- Støjreduktion: DSP og CVC
- Kontroltype: Stemmekontrol
- Hovedtelefonstik: USB
- Formfaktor: Circum-Auricular
- Aldersgruppebeskrivelse: Voksen
8. Garanti og support
For warranty information and technical support, please refer to the official LEXIN webwebstedet eller kontakt din forhandler. Gem din købsbevis i tilfælde af garantikrav.
If you encounter issues not covered in this manual, please reach out to LEXIN customer service for assistance.
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