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A520 Wireless Bluetooth Earbuds – HD Stereo & Touch Control
A520 Wireless Bluetooth Earbuds – HD Stereo & Touch Control
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A520 Wireless Bluetooth Earbuds – Crystal-Clear Sound for Every Lifestyle
Meet the A520 Wireless Bluetooth Earbuds — your perfect audio companion for workouts, commutes, gaming, and everyday listening. Powered by Bluetooth 5.3 (upgraded to 5.4 on newer units), these compact true-wireless earbuds deliver HD stereo sound with a full 20Hz–20kHz frequency response, so every note, beat, and voice comes through with stunning clarity.
Lightweight at just 42g and featuring a comfortable silicone earplug design, the A520 earbuds stay securely in place whether you're hitting the gym or taking a call on the go. The sweat-resistant, waterproof build means you never have to pause your playlist — no matter how intense your workout gets.
Made in Mainland China.
Key Features
- HD Stereo Sound: Dual dynamic drivers and a 20–20,000 Hz frequency range deliver rich, immersive audio quality.
- Bluetooth 5.3/5.4: Fast, stable wireless pairing with a 10–20m range for true freedom of movement.
- Touch & Light Controls: Intuitive touch controls let you manage music, volume, and calls without reaching for your phone.
- Sweat & Water Resistant: Built for active lifestyles — waterproof construction keeps up with your workout.
- Up to 48-Hour Battery Life: 60mAh earbuds paired with a charging case deliver extended playtime so you stay unplugged longer.
- Built-In Microphone: Clear hands-free calling with sound isolating design to reduce background noise.
- App Support & Volume Control: Fine-tune your listening experience directly from a companion app.
- Universal Compatibility: Works seamlessly with iOS, Android, and other Bluetooth-enabled devices.
- CE Certified: Meets international safety and quality standards.
What's in the Box
- A520 Wireless Bluetooth Earbuds (x2)
- Charging Case
- Charging Cable
- User Manual
Specifications
| Bluetooth Version | 5.3 / 5.4 |
| Battery Capacity | 60 mAh |
| Battery Life | Up to 48 hours (with case) |
| Wireless Range | 10–20 m |
| Frequency Response | 20 – 20,000 Hz |
| Drivers | 2 Dynamic Drivers |
| Weight | 42 g |
| Charging | Charging Case |
| Waterproof | Yes |
| Microphone | Yes |
| Certification | CE |
Kind Reminder: This earphone has been upgraded to Bluetooth 5.4. The previous Bluetooth 5.3 version and the latest upgraded Bluetooth 5.4 version will be shipped randomly. Both versions share the same appearance and full feature set.
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For more information on safe use of wireless audio devices and hearing health, visit the CDC's Hearing Loss Resource Center.
Frequently Asked Questions
Q: What Bluetooth version do the A520 wireless earbuds use?
A: The A520 earbuds use Bluetooth 5.3, with newer production units upgraded to Bluetooth 5.4. Both versions are shipped randomly and offer identical appearance, features, and performance including fast pairing and a stable 10–20m wireless range.
Q: Are the A520 Bluetooth earbuds waterproof and sweat-resistant?
A: Yes! The A520 earbuds are built with a waterproof, anti-sweat design, making them ideal for gym workouts, outdoor runs, and any other active use. You can wear them confidently without worrying about moisture damage.
Q: How long does the battery last on the A520 wireless earbuds?
A: The A520 earbuds offer up to 48 hours of combined battery life when used with the included charging case. Each earbud has a 60mAh battery, and you simply place them back in the case between uses to recharge.
Q: Do the A520 earbuds work with both Android and iPhone devices?
A: Absolutely. The A520 earbuds are universally compatible with any Bluetooth-enabled device, including iOS (iPhone/iPad) and Android smartphones and tablets. They also support app connectivity for additional customization.
