Receive calls comfortably on your computer tablet or smartphone using the H111 on-ear stereo headset from Logitech. This headset designed for use with common calling applications regardless of operating system or platform equipped with 3 5 mm audio jack. The over-ear headphones combined with an adjustable headband are designed to provide comfort during long calls. In addition to 180° rotation, the adjustable boom microphone can be raised or lowered to suit your needs.