With up to 52 hours of listening time in Bluetooth mode, you'll always have music to inspire you. Whether you want the convenience of wireless headphones or the long-lasting features of a wired connection (3.5 mm audio cable included), DOQAUS Care 1 headphones give you the choice. DOQAUS is always on the lookout for better sound effects and a better listening experience. A big step DOQAUS has taken: DOQAUS Care 1 Over Ear Headphones Bluetooth have 3 EQ modes that allow you to freely switch between balanced, bass-enhanced and high-resolution sounds. Each mode gives you CD-quality sound. The over ear headphones are designed for long term wearing comfort. The soft over-ear cushions feature advanced ventilation and a unique ergonomic fit for a custom, flexible fit for any head shape. Make sure it fits snugly around your ears for a better listening experience and to immerse yourself in full sound. Gentle reminder: Please remove the headset every 2-3 hours. With two 40mm driver units with large aperture and Bluetooth 5.0 technology, these Bluetooth headphones offer more stable transmission speed, lower latency and better audio output. Gives you wonderful music enjoyment and the built-in microphone of the wireless headphones allows hands-free clear phone connection.