• Bluetooth 5.3 technology and automatic pairing: With the advanced Bluetooth 5.3 chip and a high-sensitivity antenna, the connection is more stable. The earbuds automatically pair when taken out of the charging case. They can be used alone or in binaural mode, and each earbud can be paired independently. • ENC noise cancellation and high-fidelity stereo sound: Equipped with a 13mm graphene sound driver and a noise-canceling microphone, these earbuds ensure deep bass and stereo sound, effectively filtering out external noise for clearer calls. • IPX7 water resistance and 30-hour battery life: Sealed case design and water-resistant nano-polymerized material protect the earbuds from sweat and dust. The lithium-ion battery provides up to 5 hours of music playback and 30 hours with the charging case. • Smart touch control and ergonomic design: Capacitive touch sensor technology to control volume, music, calls, and voice assistants with a single finger. Includes 3 sizes of ear tips for added comfort. • Package contents: 2 earbuds, 1 charging cable, 1 manual, 1 charging case.