소개
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.
패키지 내용
패키지에 모든 품목이 들어 있는지 확인하세요.
- BACKWIN Wired Earbuds (Model B870)
- Ear Cushions (3 pairs: Small, Medium, Large)
- 보호 케이스
- 사용 설명서(본 문서)

Image showing the BACKWIN Wired Earbuds along with the included ear tips in various sizes and a protective pouch.
설정
1. 적절한 이어팁 선택하기
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.
- 미리 장착된 이어팁을 조심스럽게 빼냅니다.
- Select a pair of ear tips that feel comfortable and create a good seal in your ear canal.
- 새 이어팁을 이어버드 노즐에 단단히 눌러 끼워주세요.

Illustration demonstrating the ergonomic design of the earbuds and the three included ear tip sizes (S, M, L) for optimal fit.
2. 기기에 연결하기
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.
- 오디오 중단을 방지하려면 연결이 안전한지 확인하세요.

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.
작동 지침
In-line Remote Control Functions
The in-line remote allows for easy control of audio playback and calls without needing to access your device.

상세한 view of the multi-function in-line remote control, illustrating button functions for volume adjustment, track navigation, and call management.
- 볼륨 높이기(+): 볼륨을 높이려면 누릅니다.
- 볼륨 낮추기(-): 볼륨을 줄이려면 누릅니다.
- 다기능 버튼(중앙):
- 한 번 누르세요: Play/Pause audio; Answer/End call.
- 두 번 누르기 : 다음 트랙.
- 세 번 누르기 : 이전 트랙.
- 내장 마이크: Located on the remote, allows for hands-free calling. Position the microphone near your mouth for clear communication.
특징 및 기술
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.
IP67 방진 및 방수 등급
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.
유지 보수 및 관리
- 청소: 부드러운 천으로 이어팁을 정기적으로 청소하세요.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.
- 저장: When not in use, store the earbuds in the provided protective case to prevent tangling and damage.
- 물 노출: 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.
- 케이블 관리: Avoid sharp bends or excessive pulling on the cable to maintain its integrity.
문제 해결
| 문제 | 가능한 원인 | 해결책 |
|---|---|---|
| 소리가 나지 않거나 볼륨이 작음 |
|
|
| 소리 왜곡 또는 딱딱거림 |
|
|
| 마이크가 작동하지 않습니다 |
|
|
명세서
| 모델명 | B870 |
| 연결 기술 | 유선(3.5mm 잭) |
| 스피커 구성 | Four-speaker system (Moving Coil + Iron Ring per earbud) |
| 케이블 소재 | Aerospace TPE hollow material with copper wire and fiber |
| 방수 등급 | IP67 (방진 및 방수) |
| 제어 유형 | In-line Volume Control, Multi-function Button |
| 마이크로폰 | 내장형 |
| 귀 위치 | 귀에 |
| 소음 제어 | 소리 차단 |
| 품목 무게 | 1.13 온스 |
보증 및 지원
The BACKWIN Wired Earbuds (Model B870) come with a 2년 보증 구매일로부터. 본 보증은 정상적인 사용 중에 발생한 제조상의 결함 및 제조상의 결함을 보장합니다.
보증은 다음 사항을 포함하지 않습니다:
- Damage caused by misuse, abuse, accident, or negligence.
- 정상적인 마모 및 파손.
- 무단 수리 또는 개조.
- 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 web연락처 정보 사이트.
보증 확인을 위해 구매 증빙서류를 보관하세요.



