Experience the full sound of your music with this in-ear headset. The 12.2-mm drivers of these in-ear headphones from Philips ensure an optimal sound experience The built-in microphone of the wired in-ear headphones makes it easy to take any incoming phone calls while listening to your music Enjoy the passive noise isolation of these black in-ear headphones. Plus an even more immersive sound experience The 3 different sizes of ear caps for these in-ear headphones with microphone ensure a pleasant, optimal fit. The ergonomic design makes them comfortable to wear for long periods of time Included in delivery: Philips In-Ear Headphones PRO6305BK/00 In-Ear Headset (High-Res Audio, Built-In Microphone, Noise Isolating, 3 Sizes of Ear Caps, Ergonomic Design) Black/Silver Compatible devices: All Headphones