The Lenovo In Ear Headphones provide great sound and value for nearly every on-the-go occasion. Enjoy the immersive full range of sound across all of your devices with the 3.5mm analog connection, especially with favorite ThinkPad notebook. Make crystal clear calls and take full control of your listening and voice experience with the inline microphone and controls that will work with most smart phones. Move seamlessly between the office and home, as the Lenovo In Ear Headphones keep you connected across your favorite ThinkPad and smartphone devices. Its minimal lightweight design feels comfortable in the ear for extended periods of time. Enjoy the versatility of compatibility across all Think PCs with the analog 3.5mm connection; In Ear fits comfortably inside the ear canal, with 3 silicon tips; Lightweight design allows user to carry with them