- Sleep headphones with Bluetooth V5.0 connection, compatible with any Bluetooth device - Ergonomic and adjustable sleep mask, designed to comfortably fit different head sizes - Soft and breathable material made of crystal velvet and knitted cotton, ideal for nighttime use - 150 mAh rechargeable battery, provides up to 8 hours of music after 2 hours of charging - Built-in high-fidelity speakers and microphone for wireless calls and music playback - Effectively blocks light and reduces ambient noise, improving sleep quality - Perfect for light-sensitive people, travelers, yoga practitioners, or those seeking relaxation - Easy to clean: remove the headphones before washing the mask - Includes Bluetooth sleep headphones, USB cable, and user manual