The JBL Wave Flex True Wireless Earbuds deliver powerful bass and convenient features in a sleek black design. With up to 32 hours of total battery life, splash and dust resistance, and Smart Ambient technology, these earbuds are perfect for everyday use and active lifestyles. Key features: • Up to 32 hours total battery life • Smart Ambient technology • Splash and dust resistant design • Bluetooth 5.2 connectivity • Hands-free stereo calls with clear sound • Quick charge: 2 hours playback with 10 minutes charging • 12mm drivers for deep bass The JBL Wave Flex features a convenient flip-up design and comes with a charging case. The earbuds are equipped with 12mm drivers and operate in the 20 Hz – 20 kHz frequency range with 105 dB sensitivity. Each earbud weighs 7.6g while the charging case weighs 35.1g. The earbuds support A2DP V1.3, AVRCP V1.6, and HFP V1.7 Bluetooth profiles, with a Bluetooth frequency of 2.4GHz - 2.4835GHz. The charging case provides 24 hours of battery life, with a full charging time of 2 hours.