WIRELESS CONNECTIVITY: Features Bluetooth technology for seamless connection with compatible devices, plus FM radio and SD card support for versatile listening options AUDIO QUALITY: Delivers deep bass and crystal-clear sound with adjustable volume control for an immersive listening experience DESIGN FEATURES: Foldable over-ear design with comfortable ear cushions, perfect for extended wear and easy storage BUILT-IN MICROPHONE: Integrated mic enables hands-free calling and clear voice communication during phone conversations VERSATILE FUNCTIONALITY: Multiple playback options including Bluetooth streaming, FM radio, and SD card support, with easy-to-use controls