These wireless neckband headphones feature advanced Bluetooth 4.2 technology with multi-point connectivity, allowing simultaneous pairing with two mobile devices. The built-in high-sensitivity microphone with noise cancellation delivers crystal clear stereo sound with a transmission range up to 32.8 feet. Equipped with a 220mAh rechargeable battery, enjoy up to 9 hours of music playback or 15 hours of talk time on a single 3-hour charge. The ergonomic design includes soft, skin-friendly silicone ear tips and adjustable wire lengths for a secure, comfortable fit during any activity. Magnetic earbuds conveniently snap together when not in use, preventing tangling and keeping them accessible around your neck. Simple controls via the multi-function button and volume adjustment buttons let you manage calls, music playback, and volume without reaching for your device. With sweat-proof construction and a lightweight neckband design, these headphones are ideal for running, gym workouts, yoga, hiking, and everyday use. The in-ear design provides an optimal seal for enhanced bass response and noise isolation, while the flexible TPU and silicone materials ensure durability and all-day comfort during active pursuits.