About this item CONVENIENT FOR TRAVEL WITH 3.5MM AUX CONNECTION. Plug in for a direct connection every time. With a microphone. Answer the call directly from your mobile device. Switch between audio and calls easily. Call and tracking control. Play and pause your music. Get a higher quality sound and zero delay with our headphones wired. And youll never have to worry about your wired earbuds dying in the middle of an important call. Size: 4.37 x 2.76 x 0.75 inches.