소개
The Outdoor Tech Turtle Shell 4.0 is a portable, rugged, and waterproof wireless Bluetooth speaker designed for outdoor adventures. It features 360-degree sound, a durable IPX7-rated construction, and an extended battery life, making it ideal for various environments from camping to poolside relaxation. This manual provides essential information for setting up, operating, and maintaining your speaker.

Figure 1: Turtle Shell 4.0 highlighting key features like waterproof, 18-hour battery, impressive sound, Siri/Power Bank, and simple controls.
상자 안에 무엇이 들어있나요?
- Turtle Shell 4.0 Wireless Bluetooth Speaker
- USB-C 충전 케이블
- 캐리 파우치
- Instructional manual (this document)
설정
1. 스피커 충전
Before first use, fully charge your Turtle Shell 4.0. The charging port has been upgraded to USB-C for faster and more efficient charging.
- 제공된 USB-C 충전 케이블을 스피커의 충전 포트에 연결하세요.
- 케이블의 다른 쪽 끝을 호환되는 USB 전원 어댑터(포함되지 않음)나 컴퓨터의 USB 포트에 연결합니다.
- A full charge takes approximately 3 hours. The LED indicator will change to show charging status (refer to LED indicator section for details).
2. 전원 켜기 / 끄기
- 전원을 켜려면: 전원 버튼을 길게 누릅니다(⏻) until you hear an audible cue or see the LED indicator light up.
- 전원을 끄려면: 전원 버튼을 길게 누릅니다(⏻) again until you hear an audible cue or the LED indicator turns off.
3. 블루투스 페어링
The Turtle Shell 4.0 can be effortlessly paired with your smartphone or other Bluetooth-enabled devices from up to 65 feet away.
- Ensure the speaker is powered on and in pairing mode (the LED indicator will typically flash rapidly).
- 장치에서 Bluetooth 설정으로 이동합니다.
- Select "Turtle Shell 4.0" from the list of available devices.
- Once connected, the LED indicator will show a solid light, and you will hear a confirmation tone.
4. Daisy-Chaining Multiple Speakers
The Turtle Shell 4.0 features an upgraded daisy-chain function, allowing you to link up to 50 Shells together for a massive portable stereo sound experience.
- Ensure all speakers you wish to link are powered on and not currently paired to any device.
- Pair the first speaker (master speaker) to your device via Bluetooth as described above.
- On the master speaker, press the daisy-chain button (refer to button layout for specific icon).
- On the additional speakers, press their daisy-chain button. They will automatically connect to the master speaker.
- Repeat for up to 50 speakers.
작동 지침
1. 버튼 기능

그림 2: 측면 view of the Turtle Shell 4.0 with visible control buttons.
| 단추 | 기능(짧게 누르기) | 기능(길게 누름) |
|---|---|---|
| 힘 (⏻) | 배터리 상태 확인 | 전원 켜기/끄기 |
| 볼륨 낮추기 (-) | 볼륨 감소 | 이전 트랙 |
| Multi-function (Bigfoot icon) | 재생/일시 정지, 전화 받기/종료 | Activate Siri/Google Assistant, Reject Call, Daisy-chain pairing |
| 볼륨 높이기 (+) | 볼륨을 높이세요 | 다음 트랙 |
2. 360-Degree Audio Experience
The Turtle Shell 4.0's patented Dual-Directional Sound technology produces an immersive 360-degree audio experience, ensuring powerful sound from all angles. This is achieved through two full-range drivers and a bass radiator housed within its unique polygonal design.
3. Smart Assistant Compatibility
Activate your device's Siri or Google Assistant directly from the speaker by long-pressing the multi-function button (Bigfoot icon).
4. 핸즈프리 통화
With the built-in microphone, you can answer and end calls directly through the speaker. Short press the multi-function button to answer or end a call. Long press to reject an incoming call.
5. 파워뱅크 기능
The 4K mAh battery allows you to charge small devices while enjoying your music. Connect your device to the speaker's USB-A output port (located under the sealed port cover) using your device's charging cable.
6. 장착 옵션
The Turtle Shell 4.0 includes a standard 1/4"-20 camera threading mount and custom strap mounts for multiple easy carry and transport options, allowing you to secure it to various surfaces or gear.

Figure 3: The Turtle Shell 4.0 is versatile for various outdoor activities including camping, general outdoor use, beach, and pool.
유지
1. 방수 및 내구성
The Turtle Shell 4.0 is IPX7-rated waterproof, dustproof, and shockproof. This means it can be submerged in water up to 1 meter for 30 minutes. Ensure all port covers are securely sealed before exposing the speaker to water or dusty environments.

Figure 4: The Turtle Shell 4.0 demonstrating its IP67 waterproof capability.
2. 청소
스피커를 청소하려면 부드러운 천으로 닦으십시오.amp cloth. Do not use abrasive cleaners or solvents. If exposed to saltwater or chlorinated water, rinse thoroughly with fresh water and allow to air dry completely before charging or opening port covers.
3. 보관
Store the speaker in a cool, dry place away from direct sunlight and extreme temperatures. For long-term storage, ensure the battery is partially charged (around 50%) to preserve battery health.
문제 해결
| 문제 | 가능한 원인 | 해결책 |
|---|---|---|
| 스피커의 전원이 켜지지 않습니다. | 배터리가 부족합니다. | 스피커를 최소 30분 동안 충전하세요. |
| 블루투스로 페어링할 수 없습니다. | 스피커가 페어링 모드가 아닙니다. 기기의 Bluetooth가 꺼져 있습니다. 스피커와의 거리가 너무 멀습니다. | Ensure speaker is in pairing mode (flashing LED). Turn device Bluetooth off and on. Move device closer to speaker (within 65 feet). Forget device on your phone and re-pair. |
| 볼륨을 높이면 소리가 왜곡됩니다. | Volume too high for audio source. | Reduce the volume on the speaker or your connected device. |
| Daisy-chaining not working. | Speakers not in correct mode; too many speakers. | Ensure all speakers are powered on and not paired to other devices before initiating daisy-chain. Confirm you are within the 50-speaker limit. |
| 스피커가 충전되지 않습니다. | Cable issue; port issue; power source issue. | 다른 USB-C 케이블과 전원 어댑터를 사용해 보세요. 충전 포트가 깨끗하고 이물질이 없는지 확인하세요. |
명세서

Figure 5: Physical dimensions of the Turtle Shell 4.0 speaker.
| 특징 | 세부 사항 |
|---|---|
| 모델명 | OT4800-B |
| 스피커 유형 | 집 밖의 |
| 특징 | 방수복 |
| 추천 용도 | 실내/실외 |
| 호환 장치 | 스마트폰, 태블릿, 노트북, 데스크톱 |
| 컨트롤러 유형 | 음성 제어 |
| 색상 | 검은색 |
| 배터리 수명 | 최대 18시간 |
| 포함된 구성 요소 | USB charging cable, carry pouch, instructional manual |
| 제품 치수 | 7.5인치 깊이 x 5.75인치 너비 x 3.2인치 높이 |
| 방수 등급 | IPX7 |
| 배터리 용량 | 4000mAh |
| 충전 시간 | 3시간 |
| 최대 블루투스 범위 | 65 피트 |
| 품목 무게 | 1.37파운드 |
| 연결 기술 | 블루투스 |
| 오디오 출력 모드 | 스테레오 재생 |
| 재료 | Mixed Plastic/Silicone |
공식 제품 영상
Watch this video to see the Turtle Shell speaker in action, demonstrating its ruggedness and suitability for outdoor activities like paddleboarding. Please note this video features the Turtle Shell 3.0, a previous model, but showcases similar core functionalities and durability relevant to the Turtle Shell 4.0.
Video 1: "SUP with the Turtle Shell 3.0 Speaker" by Outdoor Technology. This video demonstrates the speaker's use in a water environment.
보증 및 지원
Outdoor Tech products are designed for durability and performance. For warranty information and customer support, please visit the official Outdoor Tech web사이트를 방문하거나 고객 서비스에 직접 문의하세요. 보증 청구를 위해 구매 증빙 자료를 보관하세요.
추가 지원이 필요한 경우 다음을 참조할 수도 있습니다. Outdoor Tech Store on Amazon.





