A520 Bluetooth 5.3 Wireless Sports Earbuds with Mic & 48Hr Battery

A520 Bluetooth 5.3 Wireless Sports Earbuds – Crystal-Clear Sound, All-Day Comfort

Meet the A520 Bluetooth Wireless Earbuds — your ultimate audio companion for workouts, commutes, and everyday use. Powered by Bluetooth 5.3 (with some units upgraded to 5.4), these earbuds deliver a fast, stable connection up to 20 metres, HD stereo sound, and up to 48 hours of total battery life — all in a sleek, anti-sweat design built to keep up with your active lifestyle.

Made in Mainland China.

Why You'll Love the A520 Earbuds

• Bluetooth 5.3 / 5.4: Enjoy a rock-solid wireless connection with minimal latency, whether you're watching videos, gaming, or taking calls. Range up to 10–20 m.
• HD Stereo Sound: Dual dynamic drivers and a full 20–20,000 Hz frequency response deliver rich, immersive audio with clear highs and punchy bass.
• 48-Hour Total Battery Life: Each earbud packs a 60 mAh cell, and the included charging case extends your listening time to a massive 48 hours — perfect for long trips or busy weeks.
• Anti-Sweat & Waterproof: The sweat-resistant construction keeps moisture from interfering with your music during intense gym sessions, runs, or outdoor adventures.
• Built-in Microphone: Take calls hands-free with the integrated mic — ideal for commuters, athletes, and anyone on the go.
• Touch & Volume Controls: Manage playback, calls, and volume right from the earbuds — no need to reach for your phone.
• Sound Isolating Fit: Silicone ear tips create a snug semi-open seal that helps block out ambient noise so you can stay focused on your audio.
• App Support: Pair with a companion app for enhanced customisation and firmware updates.
• Lightweight & Portable: At just 42 g total, these earbuds are barely noticeable during extended wear.

Technical Specifications

What's in the Box

• A520 Wireless Earbuds (pair)
• Charging Case
• Charging Cable
• User Manual

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For more guidance on safe use of personal audio devices and hearing health, visit the CDC's Hearing Loss Resource Page.

Frequently Asked Questions

Q: Are the A520 Bluetooth earbuds compatible with both Android and iPhone?

A: Yes! The A520 wireless earbuds use Bluetooth 5.3/5.4 and are compatible with virtually all Bluetooth-enabled devices, including Android smartphones, iPhones, tablets, laptops, and PCs. Simply open the case near your device and pair them like any standard Bluetooth headset.

Q: How long does the battery last on a single charge?

A: Each earbud provides several hours of playback per charge, with the charging case extending total usage to up to 48 hours. Simply place the earbuds back in the case to recharge them on the go.

Q: Can I use the A520 earbuds for sports and sweaty workouts?

A: Absolutely. The A520 sports earbuds feature an anti-sweat and waterproof design, making them ideal for gym sessions, running, cycling, and other outdoor activities. The silicone ear tips also help keep them secure during movement.

Q: Do the A520 earbuds support hands-free calling?

A: Yes, the built-in microphone allows you to take and manage calls hands-free directly from the earbuds. The touch controls let you answer, end, or reject calls without touching your phone.

Q: Will I receive Bluetooth 5.3 or 5.4 earbuds?

A: The A520 has been upgraded to Bluetooth 5.4 on newer production runs. Both the 5.3 and 5.4 versions share the same design and features, so either version you receive will perform identically.