Active Noise Cancelling: Built-in anti-noise microphone helps eliminate noise up to 25dB, reduce unwanted noise in the environment, captures ambient noise and applies noise reduction processing in real time, preventing 90% of the noise from entering the ear, keeping you away from noise interference, suitable for subway, bus, home, office and other occasions.

Transparency Mode:Transparency mode picks up and amplifies surrounding sounds with a microphone, allowing you to hear surrounding live sound. You can clearly hear airline or subway announcements and what's going on around you without taking off your earbuds. The ZT01 anc earbud is equipped with a 10 mm driver to enhance the performance of the low frequency and powerful bass sound characteristics.

Bluetooth 5.2 Technology & One-step Pairing: Using the latest Bluetooth 5.2 technology. Compared to Bluetooth 5.0 technology, Bluetooth 5.2 has achieved 200% improvement in data transmission speed, and the transmission distance has increased by 4 times, providing faster pairing with devices and an extended wireless range up to164 feet. Pick up the earbud from the charging case, and it will auto pair.

28Hours Playtime & IPX7 Waterproof：ZT01 wireless Bluetooth earbud offers up to 7 hours of playback with one charge, gives a 28 hour playback time with the charging case, and provides 1 hour of listening with a 10-minute charge. The Bluetooth headset is IPX7 waterproof certified, protected from sweat and heavy rain during use.

Engineered Design & Advanced Ear Caps：The ergonomic and in-ear design, no pressure on ears even if worn for a long time. Each earbud only weighs 4.5 grams for a comfortable fit. We provide 3 pairs of small, medium and large-size replacement ear caps to ensure your earbud stays comfortably in place without falling out