[50 H - 80 H Ultra Long Continuous Playback Earphones] Our neckband type earphones have a built-in 400mAh high quality earphone and can play continuously for up to 80 hours. Furthermore, it supports magnetic ultra-fast charging, so you can use it for up to 3 hours with just 10 minutes of charging, and it can be fully charged in 1 hour! Applicable to iPhone/Android/PC/tablet/laptop. Recommended as a Christmas present. [Wireless earphones with 4 EQ modes] This neckband earphone is equipped with 4 different EQ modes: 3D audio, vocal, bass, and game, so you can easily adjust the sound to your preference with a touch. This allows you to enjoy music richer and more uniquely, allowing you to enjoy your own music experience. [IPX7 Waterproof Water Neckband Earphones] Our Bluetooth earphones are IPX7 waterproof and sweatproof, so you can enjoy music without sweat while working, moisture in the bath, sweat and light rain while working out. Applies to listening to, etc. [Equipped with magnets & adjustable length] These neckband earphones are equipped with magnets, so when you don't use them, you can leave them hanging around your neck even if you take them off, which helps prevent them from getting lost. We added a ring to adjust the earphones so that you don't have to worry about the earphone cord with traditional neckband earphones. If you have trouble with the earphone cord while using it, you can adjust it to the appropriate length. [Bluetooth Neckband Earphones] Our neckband earphones use Bluetooth 5.2 technology, which provides good and stable connectivity and improved communication speed and range. Extend wireless range of 15-25 meters. You can use it with confidence during web conferences, telework, commuting to work or school, exercise, etc. (Note: Playback time may vary depending on charging time, volume adjustment, playback content, usage environment, personal usage habits, connected devices, etc.) [50 H - 80 H Ultra Long Continuous Playback Earphones] Our neckband type earphones have a built-in 400mAh high quality earphone and can play continuously for up to 80 hours. Furthermore, it supports magnetic ultra-fast charging, so you can use it for up to 3 hours with just 10 minutes of charging, and it can be fully charged in 1 hour! Applicable to iPhone/Android/PC/tablet/laptop. Recommended as a Christmas present. [Wireless earphones with 4 EQ modes] This neckband earphone is equipped with 4 different EQ modes: 3D audio, vocal, bass, and game, so you can easily adjust the sound to your preference with a touch. This allows you to enjoy music richer and more uniquely, allowing you to enjoy your own music experience. [IPX7 Waterproof Water Neckband Earphones] Our Bluetooth earphones are IPX7 waterproof and sweatproof, so you can enjoy music without sweat while working, moisture in the bath, sweat and light rain while working out. Applies to listening to, etc. [Equipped with magnets & adjustable length] These neckband earphones are equipped with magnets...