The Green Lion TouchWave ANC earphones feature Bluetooth V5.3, a 15-20 meter range, and 13mm drivers for superior sound. They offer 6 hours of playtime, charge in 1 hour, and have a 500mAh charging case. Rated IPX5 waterproof, they include an LCD touch screen for easy control of music, volume, EQ, timer, wallpaper, brightness, and flashlight. Specifications include: Bluetooth V5.3, 20Hz-20kHz frequency, and battery details (2*40mAh for earphones, 500mAh for case).