1. Introduction and Overview
Thank you for choosing Otium Wireless Earbuds. This manual provides essential information for setting up, operating, and maintaining your earbuds to ensure optimal performance and longevity. Please read this manual thoroughly before use.

Image: Otium Wireless Earbuds and Charging Case.
2. Product Features
- Ergonomic Design & HiFi Stereo Sound: Lightweight (3.3 grams per earbud) for comfortable wear. Features 10mm drivers for crystal clear treble and balanced bass.
- Auto Switch & Single/Twin Mode: Seamless switching between earbuds with advanced Bluetooth 5.0 technology. Supports using a single earbud or both for immersive sound.
- Ultra-long Playtime & Portable Charging Case: Up to 4-5 hours of playtime on a single charge, with a total of 30 hours continuous playtime using the mini portable charging case.
- Smart Touch Control: Easily manage music playback, calls, and voice assistant functions directly from the earbuds.
- Wide Compatibility: Compatible with smartphones and other Bluetooth devices running iOS, Android, or Windows systems.
- IPX6 Waterproof: Designed to withstand splashes and sweat, making them suitable for sports and outdoor activities.

Image: Overview of key product features.

Image: Ergonomic and lightweight design for comfort.
3. What's in the Box
Upon opening your Otium Wireless Earbuds package, you will find the following items:
- Otium Wireless Earbuds (Left and Right)
- Portable Charging Case
- USB Charging Cable
- User Manual

Image: Package contents.
4. Setup and Pairing
Initial Pairing
- Ensure the earbuds are charged.
- Open the charging case. The earbuds will automatically power on and enter pairing mode.
- On your device (smartphone, tablet, etc.), enable Bluetooth.
- Search for "E23" in the list of available Bluetooth devices.
- Select "E23" to connect. Once connected, you will hear a confirmation tone.
The earbuds will automatically reconnect to the last paired device when taken out of the case, provided Bluetooth is enabled on the device.

Image: Automatic pairing process.

Image: Connecting earbuds via Bluetooth.
5. Operating Instructions
Smart Touch Controls
The Otium Wireless Earbuds feature intuitive touch controls on each earbud. Refer to the diagram below for common functions:

Image: Smart Touch Control functions.

Image: Detailed touch control points.
Wearing Modes
The earbuds support multiple wearing modes to suit your needs:
- Monaural Mode: Use only one earbud (left or right) for calls or audio, ideal for awareness of your surroundings.
- Binaural Mode: Use both earbuds for a full stereo audio experience.
- Sharing Mode: Share one earbud with a friend while you use the other.

Image: Different wearing modes.
6. Charging
To charge your Otium Wireless Earbuds and their charging case:
- Charging Earbuds: Place the earbuds into the charging case. They will automatically begin charging. The indicator lights on the earbuds will show their charging status.
- Charging Case: Connect the provided USB charging cable to the charging port on the case and to a USB power source. The indicator light on the case will show charging progress.
A full charge for the earbuds takes approximately 1 hour, providing 4-5 hours of playtime. The charging case provides multiple charges, extending total playtime to about 30 hours.

Image: Battery life and charging information.
7. Maintenance and Care
- Cleaning: Regularly clean the earbuds and charging case with a soft, dry cloth. Avoid using harsh chemicals or abrasive materials.
- Water Resistance: The earbuds are IPX6 waterproof, meaning they are resistant to strong water jets. Do not submerge them in water or expose them to extreme moisture. Dry them thoroughly if they get wet.
- Storage: Store the earbuds in their charging case when not in use to protect them and keep them charged. Store in a cool, dry place away from extreme temperatures.
- Battery Life: To preserve battery life, fully charge the earbuds and case at least once every three months if not used regularly.

Image: IPX6 Waterproof feature.
8. Troubleshooting
Common Issues and Solutions
| Problem | Possible Cause | Solution |
|---|---|---|
| Earbuds not pairing | Low battery; not in pairing mode; Bluetooth off on device. | Charge earbuds and case; ensure case is open; turn on device's Bluetooth; forget device and re-pair. |
| No sound from one earbud | Earbud not connected; low battery; earbud dirty. | Place both earbuds back in case, close, then reopen; charge earbuds; clean earbud mesh. |
| Charging case not charging | Faulty cable/adapter; dirty charging port. | Try a different USB cable and power adapter; clean charging port gently. |
| Poor sound quality | Earbuds not properly seated; interference; low battery. | Adjust earbud position; move closer to device; charge earbuds. |
9. Specifications
| Feature | Detail |
|---|---|
| Model Name | OTE23BK01 |
| Brand | Otium |
| Connectivity Technology | Wireless (Bluetooth 5.0) |
| Audio Driver Size | 10 Millimeters |
| Playtime (Single Charge) | 4-5 Hours |
| Total Playtime (with Case) | 30 Hours |
| Earbud Charging Time | 1 Hour |
| Case Charging Time | 1 Hour |
| Water Resistance Level | IPX6 Water Resistant |
| Control Method | Touch |
| Item Weight | 2.39 ounces |
| Product Dimensions | 2.13 x 1.89 x 0.94 inches |
10. Warranty and Support
Otium products are designed for reliability and performance. For specific warranty information, please refer to the warranty card included with your purchase or visit the official Otium website. If you encounter any issues or have questions not covered in this manual, please contact Otium customer support for assistance.
Customer Support: Please refer to the contact information provided on the product packaging or the official Otium website.
