All-new BT5.0 version is able to delivers low power consumption and fast stable signal transmission. * Bionic tune, metal-level powerful low bass * Dual-side balanced weight, comfortable fits for wearing * Magnetic earbud and neck-like shape strongly fixed on your neck, no need to worry about falling off or cable tangling when wearing. * 10mm composite dynamic driver delivers powerful bass and exquisite sound details. * One button for multifunctional control, music play/ pause/ switch, phon