Experience deep, powerful audio with the Real Sound J-661 Wireless Headphones, designed for music lovers who want immersive sound and comfort. With Extra Bass technology and versatile playback options, these headphones deliver premium audio for all occasions—whether at home, commuting, or traveling. Key Features Extra Bass Technology: Engineered for deep, punchy low-end frequencies, perfect for EDM, Hip-Hop, Rock, and other bass-heavy genres. Wireless Connectivity: Bluetooth-enabled for tangle-free listening and stable connection with smartphones, tablets, and other devices. Multi-Functional Design: Built-in Microphone for clear hands-free calls. MicroSD Card Slot for direct playback without a phone. FM Radio for enjoying local stations. Aux-In Support for wired connection when needed. Ergonomic Comfort: Soft, cushioned ear pads and adjustable headband for extended listening sessions. Foldable & Portable: Swiveling earcups fold for easy storage and travel.