Sound Simple Play In-ear Sport Running HIFI Light Laser Growing Headphone Earphone With Mic. Suitable for the type of music: Rock, metal, heavy bass, etc. HIFI and sport headphone, the headphone has laser and it is wonderfun at night. Around ear design, it is suitable for sports. Bult-in microphone, hands-free talk with perple. Buy this Headphone and Get 10% OFF Sound Simple Play In-ear Sport Running HIFI Light Laser Growing Headphone Earphone With Mic.