Introduction
The Baseus Eli 10i Fit Open-Ear TWS Earbuds are designed to provide a comfortable and secure audio experience while keeping you aware of your surroundings. Featuring an open-ear design with ear hooks, these earbuds are ideal for various activities including sports, daily commutes, and entertainment. They incorporate advanced audio technologies such as 16.2mm drivers, Bass Enhancement Algorithm, and Bluetooth 5.4 for stable and high-quality sound.

Image: Baseus Eli 10i Fit earbuds and charging case, highlighting 16.2mm drivers, Bluetooth 5.4, 45H battery life, and IP54 waterproof rating.
Video: Product demonstration showing people using the earbuds during various activities like running, stretching, skateboarding, and making calls. Highlights features like ergonomic design, environmental awareness, comfortable fit, 16.2mm drivers, 45-hour battery life, IP54 rating, dual-mic noise reduction.
Setup
Package Contents
Ensure all items are present in the package:
- Baseus Eli 10i Fit Open-Ear TWS Earbuds
- Charging Case
- Charging Cable (Type-C)
- User Manual

Image: Product packaging showing the earbuds, charging case, and charging cable.
Initial Charging
Before first use, fully charge the earbuds and charging case. Connect the provided Type-C charging cable to the charging case and a power source. A full charge takes approximately 1.5 hours. The earbuds provide 12 hours of playtime per charge, and the charging case extends total playtime to 45 hours.

Image: Diagram illustrating 45 hours battery life, with 12 hours playtime per charge, 45 hours with charging case, and 1.5 hours for full charge.
Wearing the Earbuds
The Eli 10i Fit earbuds feature an ergonomic ear hook design with soft, flexible silicone. This design ensures a secure and comfortable fit for various ear shapes, preventing them from falling off during activities like exercising or running. The open-ear design allows you to remain aware of your surroundings.

Image: A person cycling wearing the earbuds, demonstrating the ergonomic design for extra stable fit.

Image: Close-up of an earbud being worn, illustrating pressure-free comfort with earhook design.
Pairing with a Device
The earbuds utilize Bluetooth 5.4 for faster and more stable connectivity. To pair:
- Open the charging case. The earbuds will automatically enter pairing mode.
- On your device (smartphone, tablet, etc.), go to Bluetooth settings.
- Select "Baseus Eli 10i Fit" from the list of available devices.
- Once connected, you will hear an audio confirmation.
The Smart-Connect feature allows simultaneous connection to two Bluetooth devices, enabling seamless switching and automatic call answering from the connected device.

Image: Diagram showing a Bluetooth 5.4 chip, indicating faster and more stable connectivity compared to Bluetooth 5.2.

Image: Diagram illustrating the TWS Earphones with Smart-Connect feature, enabling simultaneous connection to two Bluetooth devices.
Operating Instructions
Touch Controls
The earbuds feature easy tap controls for managing playback and calls. Specific tap functions are typically detailed in the included quick start guide or the Baseus app.

Image: Close-up of an earbud with a finger tapping, indicating "Easy Tap Control".
Audio Features
- 16.2mm Drivers: Crafted for excellence, these large drivers provide a wide soundstage, high-quality sound, and loud volume.
- Bass Enhancement Algorithm: Experience powerful deep bass enhancement for ultimate listening pleasure.
- Dual Channel Low-Latency (0.06s): Ensures synchronized audio and video, ideal for gaming and media consumption.
- AI-Enhanced Clear Calls: Equipped with 2-Mics ENC (Environmental Noise Cancellation) for clear call quality by reducing background noise.

Image: Exploded view diagram of an earbud showing 16.2mm drivers.

Image: A person listening to music with earbuds, illustrating the "Bass Enhancement Algorithm" for powerful deep bass.

Image: Diagram illustrating 0.06s Dual Channel Low-Latency.

Image: A person wearing the earbuds, with text "AI-ENHANCED CLEAR CALLS" and "2-Mics ENC Call noise reduction".
Baseus App Integration
Download the official Baseus App to unlock a series of smart features and customize your listening experience. App features include:
- Spatial Acoustics
- Ambient Sound
- Bass Enhancement
- Low-Latency Mode

Image: Screenshots of the Baseus App interface, showing Spatial Acoustics, Ambient Sound, Bass Enhancement, and Low-Latency Mode.
Maintenance
Cleaning
Gently wipe the earbuds and charging case with a soft, dry cloth. Avoid using harsh chemicals or abrasive materials. Ensure the charging contacts are clean and dry before placing the earbuds back in the case.
Water and Dust Resistance
The earbuds have an IP54 rating, making them resistant to dust and splashes of water. This means they can be used confidently in dusty environments and during light rain or sweaty workouts. However, they are not designed for submersion in water.

Image: A person wearing earbuds in the rain, with "IP54 Waterproof" and "SWEAT GUARD" text, indicating resistance to water and sweat.
Troubleshooting
- No Sound/Connectivity Issues: Ensure earbuds are charged and within Bluetooth range. Re-pair the earbuds with your device. If connected to two devices, ensure the correct device is active.
- Poor Call Quality: The earbuds feature Dual-Mic ENC for noise reduction. Ensure microphones are not obstructed.
- Charging Problems: Check the charging cable and power source. Ensure charging contacts on both earbuds and case are clean.
Specifications

Image: Product Specifications diagram showing dimensions and model number.
| Attribute | Value |
|---|---|
| Model No. | PM122 |
| Brand Name | BASEUS |
| Material | ABS, Plastic (ABS+PC) |
| Category | Earphones & Headphones |
| Communication | True wireless |
| Bluetooth Version | 5.4 |
| Maximum Wireless Range | <10m |
| Number Of Drivers | 2 |
| Driver Size | 16.2mm |
| Frequency Response Range | 20 - 20000Hz |
| Codecs | AAC, sbc |
| With Microphone | Yes |
| Active Noise-Cancellation | No |
| Sound Isolating | No |
| Volume Control | No |
| Control Button | No |
| Waterproof Rating | IP54 |
| Battery Life (per charge) | 12 hours |
| Battery Life (with charging case) | Up to 45 hours |
| Charging Method | Charging case |
| Connectors | Type C |
| Support APP | Yes |
| Certification | CE, FCC |
| Case Dimensions (L x W x H) | 69mm x 49mm x 27mm |
| Earbud Dimensions (L x W) | 49mm x 46mm |
User Tips
- Battery Indicator: While the charging case itself may not have a direct battery indicator, the Baseus app can provide detailed battery status for both the earbuds and the case.
- Optimal Fit: Experiment with the ear hook positioning to find the most comfortable and secure fit for extended wear and during physical activity.
- Environmental Awareness: Leverage the open-ear design to stay connected to your surroundings, especially when exercising outdoors or in busy environments.
Warranty and Support
Baseus products are manufactured to high quality standards. For warranty information and technical support, please refer to the official Baseus website or contact their customer service. Keep your purchase receipt as proof of purchase.





