Headphones Fineblue

Features: BT5.3 brings a more stable signal and faster data transmission and is compatible with almost all audio devices that support BT. Built-in high-definition microphone, multiple noise reduction enhance the call audio transmission performance, clear sound transmission, and high-quality calls. Hands-free calling and multi-point connection, release your hands, ensure driving safety, can connect two smartphones at the same time, with vibration reminder function. Collar clip design, easy to carry. The headphone head is retractable, keeping the cable organized, kink-free and easy to store. The built-in 80mAh battery is rechargeable and has a long-lasting battery life, providing up to about