1. はじめに
This manual provides detailed instructions for the HISHELL BL02 Open-Ear Translator Earbuds. These earbuds are designed to offer real-time voice translation across 144 online languages, alongside standard Bluetooth audio functions for music and calls. The open-ear design ensures comfort and situational awareness. Please read this manual thoroughly before using the device to ensure proper operation and to maximize its features.
2.製品オーバーview
2.1 主な特徴
- オープンイヤーデザイン: Ergonomic and comfortable for extended wear, allowing awareness of surroundings.
- 多言語翻訳: Supports 144 online languages and accents for real-time translation.
- 高精度: Utilizes a binaural HD microphone for up to 99% translation accuracy.
- 多彩な機能: Functions as a translator, music player, and call device.
- 複数の翻訳モード: Includes Touch Mode, Speaker Mode, and Free Talk Mode.
- バッテリー寿命の延長: Approximately 3 hours of listening time and 240 hours of standby.
2.2 コンポーネント
The HISHELL BL02 package includes:
- HISHELL BL02 Open-Ear Translator Earbuds (Left and Right)
- 充電ケース
- USB充電ケーブル
- ユーザーマニュアル(このドキュメント)

図1: HISHELL BL02 Open-Ear Translator Earbuds and Charging Case. The image displays the black earbuds with their transparent charging case, highlighting key features like 144 languages, un-in-ear comfort, sport design, no sound leakage, and music/call functions.

図2: Internal structure of the HISHELL BL02 earbud. This diagram illustrates the acoustic structural cavity and digital sound enhancement technology responsible for the high-resolution native surround sound.

図3: Comfortable wearing experience. A person is shown wearing the open-ear earbud, demonstrating its ergonomic fit for various activities.
3.セットアップガイド
3.1 初期充電
初めて使用する前に、イヤホンと充電ケースを完全に充電してください。
- 両方のイヤフォンを充電ケースに入れます。
- USB充電ケーブルを充電ケースと電源に接続します。
- The charging indicator lights will show the charging status. A full charge typically takes approximately 2 hours.
3.2Bluetoothペアリング
- イヤホンが充電されていることを確認し、充電ケースから取り出してください。自動的にペアリングモードになります。
- モバイルデバイスで Bluetooth を有効にします。
- 検索する "BL02" or "HISHELL BL02" in the list of available Bluetooth devices.
- ペアリングするデバイスを選択します。音声プロンプトで接続成功の確認が行われます。
3.3 アプリのインストールと接続
The HISHELL BL02 requires a dedicated application for translation functions.
- Download the official HISHELL translator application from your device's app store (iOS or Android).
- Open the application and follow the on-screen instructions to connect your BL02 earbuds.
- Grant necessary permissions for the app to function correctly, including microphone access.
4. 操作手順
4.1 翻訳モード
The HISHELL BL02 offers three distinct translation modes, accessible via the companion app:
- タッチモード: Designed for two people. Each person wears one earbud. Click or double-click the earbud to initiate real-time translation. This mode is suitable for direct conversations where both participants are willing to wear an earbud.
- スピーカーモード: One person wears an earbud, and the other person speaks into the mobile phone. This mode is suitable for situations where the other party is not wearing an earbud, such as asking for directions or interacting with strangers.
- フリートークモード: Both users wear an earbud, allowing for continuous, real-time translation without manual input. This mode facilitates natural, free-flowing conversations.

図4: Illustration of the three translation modes: Touch Mode, Speaker Mode, and Free Talk Mode, detailing their respective uses.

図5: 以上view of supported languages and translation modes. This image lists over 144 languages available for online translation and visually represents the Touch, Speaker, and Free Talk modes.
4.2 言語の選択
Within the HISHELL application, you can select the source and target languages for translation from a list of 144 online languages. Ensure you have an active internet connection for online translation.
4.3 オフライン翻訳
The device supports offline translation for a limited number of languages (e.g., Chinese, UK English, French, German, Japanese, Russian, Spanish, Korean). Please note that offline language packs may require an additional purchase within the application.

図6: Offline translation capability. This image indicates that offline translation is available for specific languages, with a note clarifying that these language packs may require extra payment.
4.4 音楽の再生と通話
The earbuds can also be used for listening to music and making/receiving phone calls via Bluetooth.
- 音楽再生: ペアリングしたら、接続されたデバイスからオーディオを再生します。
- 電話に出る: Use the touch controls on the earbuds to answer or end calls. Refer to the app or product documentation for specific touch control gestures.
5. メンテナンス
5.1 クリーニング
- イヤホンと充電ケースを柔らかく乾いた糸くずの出ない布で拭いてください。
- 研磨剤入りの洗剤、アルコール、化学溶剤は使用しないでください。
- 開口部に湿気が入らないようにしてください。
5.2 ストレージ
- 使用していないときは、イヤホンを保護し、充電を保つために充電ケースに保管してください。
- デバイスは、極端な温度や直射日光を避け、涼しく乾燥した場所に保管してください。
6。 トラブルシューティング
| 問題 | 考えられる原因 | 解決 |
|---|---|---|
| イヤホンがペアリングされない | Low battery; Bluetooth off; out of range; already paired to another device. | Charge earbuds; ensure Bluetooth is on; move closer to device; disconnect from other devices. |
| Translation inaccurate or delayed | Poor internet connection; noisy environment; app not updated; incorrect language selection. | Ensure stable internet; move to a quieter area; update app; verify language settings. |
| 音楽/通話中に音が出ない | Volume too low; earbuds not connected; media output not set to earbuds. | Increase volume on device; re-pair earbuds; check device's audio output settings. |
| イヤホンが充電されない | Charging cable faulty; charging port dirty; earbuds not seated correctly in case. | Try a different cable/charger; clean charging contacts; ensure earbuds are properly placed. |
| アプリがイヤホンに接続されない | Bluetooth not connected; app permissions denied; app outdated. | Ensure Bluetooth pairing; check app permissions in phone settings; update the app. |
7. 仕様
| 特徴 | 詳細 |
|---|---|
| 製品モデル | BL02 |
| Bluetoothバージョン | 5.3 |
| 待機時間 | 240時間 |
| Operating Time (Earbuds) | 約3時間 |
| 充電時間 | 約2時間 |
| イヤホンバッテリー | 2 x 30 mAh Lithium-polymer |
| 充電ケースバッテリー | 250mAhリチウムポリマー |
| Bluetooth範囲 | 約10メートル(33フィート) |
| 動作温度 | -10 ~ 50 °C (14 ~ 122 °F) |
| サポートされているオンライン言語 | 144以上 |
| 色 | 黒 |

図7: Dimensions of the HISHELL BL02 charging case. The image shows the case with measurements: 5.45 cm (2.14 in) height, 3.9 cm (1.53 in) depth, and 6 cm (2.36 in) width.
8. 保証とサポート
For detailed warranty information and customer support, please refer to the documentation included with your purchase or visit the official HISHELL webサイトをご覧ください。具体的な保証条件は地域や販売店によって異なる場合があります。
For technical assistance or inquiries, please contact HISHELL customer service through their official channels.