About Product:1. wrap-around design handy neck strap, wrap-more comfortable than the other brands. Joint flexibility is good, no matter your neck size, perfect fit, and very light, free of wear. 2. it is a pause is ear-plugs and slots (host) and are based on magnetic design, plugs directly into the slot when not in use, earphone automatically absorbed, there is no worry about winding. 3.10MM high fidelity stereo audio earphones sound lifelike clarity.