The integrated microphone & multifunction control button make the MDREX15AP the perfect companion for your smartphone. Android users can also enjoy the convenient Smart Key app for added control functionality directly from their smartphone. The 9 mm driver units deliver powerful bass while the hybrid silicone earbuds ensure a secure fit. The included Y-type cord with cord-slider prevents tangles on the go. Small, medium & large earbuds are included to fine tune your fit. Earpiece Type: Earbuds; Earpiece Material: Silicone; Microphone (Yes / No): Yes; Color(s): White.