Introducere
This manual provides detailed instructions for the use, setup, and maintenance of your BACKWIN Wired Earbuds, Model B870. Please read this manual thoroughly before using the product to ensure optimal performance and longevity.

The BACKWIN Wired Earbuds, featuring a 3.5mm jack and in-line controls, are designed for a wide range of audio devices.
Conținutul pachetului
Verificați dacă toate articolele sunt prezente în colet:
- BACKWIN Wired Earbuds (Model B870)
- Ear Cushions (3 pairs: Small, Medium, Large)
- Carcasă de protecție
- Manual de instrucțiuni (acest document)

Image showing the BACKWIN Wired Earbuds along with the included ear tips in various sizes and a protective pouch.
Înființat
1. Alegerea dopurilor de urechi potrivite
Proper ear tip selection is crucial for comfort, sound quality, and noise isolation. Experiment with the included Small (S), Medium (M), and Large (L) ear tips to find the best fit for your ears.
- Trageți ușor de dopurile de urechi preinstalate.
- Select a pair of ear tips that feel comfortable and create a good seal in your ear canal.
- Press the new ear tips firmly onto the earbud nozzles until they are securely attached.

Illustration demonstrating the ergonomic design of the earbuds and the three included ear tip sizes (S, M, L) for optimal fit.
2. Conectarea la dispozitivul dvs
The BACKWIN Wired Earbuds feature a standard 3.5mm audio jack for broad compatibility.
- Locate the 3.5mm audio jack on your smartphone, tablet, laptop, desktop PC, MP3 player, or game console.
- Insert the earbud's 3.5mm plug firmly into the device's audio jack until it clicks into place.
- Asigurați-vă că conexiunea este sigură pentru a preveni întreruperile audio.

The 3.5mm audio jack ensures wide compatibility with various devices including laptops, desktop PCs, smartphones (Android, iPhone), tablets (iPad), game consoles, and MP3 players.
Instrucțiuni de operare
In-line Remote Control Functions
The in-line remote allows for easy control of audio playback and calls without needing to access your device.

Detaliat view of the multi-function in-line remote control, illustrating button functions for volume adjustment, track navigation, and call management.
- Creștere volum (+): Apăsați pentru a mări volumul.
- Volum scăzut (-): Apăsați pentru a reduce volumul.
- Buton multifuncțional (centru):
- Apăsați o dată: Redare/Pauză audio; Preluare/Încheiere apel.
- Presă dublă: Următoarea piesă.
- Presă triplă: Piesa anterioară.
- Microfon încorporat: Located on the remote, allows for hands-free calling. Position the microphone near your mouth for clear communication.
Features and Technology
Four-Speaker Sound System
Each earbud is equipped with two speakers: a moving coil speaker for powerful bass and an iron ring speaker for clear highs and noise reduction. This dual-driver design delivers a balanced and immersive audio experience.

Anatomy of the earbud's internal structure, highlighting the dynamic coil for bass and moving iron for treble, contributing to HiFi stereo sound.
Anti-Tangle Cable Design
The earbud cable is constructed from soft and elastic aerospace TPE hollow material, reinforced with copper wire and fiber. This design provides excellent durability, abrasion resistance, and significantly reduces tangling, ensuring a smooth user experience, especially during gaming with 0 latency.

Detailed cross-section of the TPE noise reduction cable, showing its robust construction with 244 copper cores and 200D bulletproof wire for durability and tangle prevention.
Evaluare IP67 rezistentă la praf și la apă
The earbuds are rated IP67, offering protection against dust ingress and immersion in water up to 1 meter for 30 minutes. This makes them suitable for use during workouts or in light rain, but they are not intended for swimming or prolonged submersion.
Întreținere și îngrijire
- curatenie: Curățați regulat dopurile urechilor cu o lavetă moale,amp cloth. For the earbud nozzles, gently wipe away any earwax or debris using a dry cotton swab. Do not use harsh chemicals or abrasive materials.
- Depozitare: When not in use, store the earbuds in the provided protective case to prevent tangling and damage.
- Expunerea la apă: While IP67 rated, avoid unnecessary exposure to water. If they get wet, dry them thoroughly before storing or using again. Do not charge or connect to a device if the jack is wet.
- Îngrijirea cablului: Avoid sharp bends or excessive pulling on the cable to maintain its integrity.
Depanare
| Problemă | Cauza posibila | Soluţie |
|---|---|---|
| Fără sunet sau volum redus |
|
|
| Distorsiune sau trosnituri ale sunetului |
|
|
| Microfonul nu funcționează |
|
|
Specificații
| Numele modelului | B870 |
| Tehnologia de conectivitate | Cu fir (mufă de 3.5 mm) |
| Configurarea difuzoarelor | Four-speaker system (Moving Coil + Iron Ring per earbud) |
| Material cablu | Aerospace TPE hollow material with copper wire and fiber |
| Evaluare de rezistență la apă | IP67 (rezistent la praf și apă) |
| Tip control | In-line Volume Control, Multi-function Button |
| Microfon | Încorporat |
| Plasarea urechii | În ureche |
| Controlul zgomotului | Izolarea sunetului |
| Greutatea articolului | 1.13 uncii |
Garanție și suport
The BACKWIN Wired Earbuds (Model B870) come with a 2 an garanție de la data achiziției. Această garanție acoperă defectele de fabricație și de manoperă în condiții normale de utilizare.
Garanția nu acoperă:
- Daune cauzate de utilizare necorespunzătoare, abuz, accidente sau neglijență.
- Uzură normală.
- Reparații sau modificări neautorizate.
- Damage from improper storage or extreme environmental conditions.
For warranty claims or technical support, please contact BACKWIN customer service through the retailer where the product was purchased or visit the official BACKWIN website pentru informații de contact.
Vă rugăm să păstrați dovada achiziției pentru validarea garanției.



