CH-3C Electronics L21 Pro Wireless Earbuds: Bluetooth 5.0 connectivity
For the active individual who needs reliable audio on the go, these wireless earbuds are your go-to for workouts and commutes. While many focus on sound quality, we emphasize how they stay put and clear during a busy day, giving you uninterrupted focus.
The snug fit means you can jog without constant adjustments, and the mic captures your voice crisply even in a noisy park. With Bluetooth 5.0, pairing is instant, and the waterproof design handles sweat and light rain effortlessly. Use them for hands-free calls or immersive music, and enjoy compatibility with Alexa for voice commands. Experience sound that keeps up with your life, not the other way around.
Features
- Waterproof design
- In-ear sport fit
- Built-in microphone
- Mini stereo sound
- Bluetooth 5.0 connectivity
General specs
- Brand: CH-3C Electronics
- Model: L21 Pro
- Seller: Joom
- ID: 68ed4020863518012373f7ea
- Connectivity: Bluetooth
- Wearing Style: In-Ear
- Connection Type: Wireless
- Water Resistance: IPX7
- Bluetooth Version: 5.0
- First listed by seller: 11/9/25
If you are interested in more details, you can find full information on the seller's page.
Shipping options
United States
Comparison with similar products
| This item | Recommendations | |||||
|---|---|---|---|---|---|---|
CH-3C Electronics L21 Pro Pink Bluetooth 5.0 connectivity
|
TOZO A1 Green Bluetooth 5.3 technology
|
TAGRY X08 White 60 hours total playback time
|
BMANI T16 80 hours total playtime with LED display case
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Lenovo LP13 Bluetooth 5.3 connectivity
|
BMANI T16 Purple 80-hour total playtime with LED display
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| Brand | CH-3C Electronics | TOZO | TAGRY | BMANI | Lenovo | BMANI |
| Model | L21 Pro | A1 | X08 | T16 | LP13 | T16 |
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| Price | $30.81 | $14.99 | $24.68 | $24.69 | $23.00 | $24.69 |
| Seller | Joom | Amazon | Amazon | Amazon | Gshopper | Amazon |
| Update | December 31, 2025 | December 6, 2025 | December 6, 2025 | December 6, 2025 | July 25, 2024 | December 6, 2025 |
| Connectivity | Bluetooth | Bluetooth | Bluetooth | Bluetooth 5.3 | Bluetooth | |
| Wearing Style | In-Ear | In-Ear | In-Ear | Ear Hook | ||
| Connection Type | Wireless | Wireless | True Wireless | Wireless | ||
| Water Resistance | IPX7 | IPX5 | IPX5 | IP54 | ||
| Bluetooth Version | 5.0 | 5.3 | 5.0 | 5.0 | ||
| Weight | 3.7 | 26.93, 26.93 | 56.7 | |||
| Controls | Touch, Voice | Touch | Button | |||
| Driver Size | 6 | 13, 13 | 10 | |||
| Battery Life | 7, 32 | 6, 60 | 5 years | 8, 80 | ||
| OS Compatibility | Android, iOS | Android, iOS | Android, iOS | |||
| Audio Driver Type | Dynamic | Dynamic | Dynamic | |||
| Noise Cancellation | None | None | None | |||
