Designed for hands-free computer and multimedia applications, the Audio-Technica ATH-COM1 provides a single earpiece with 40mm driver for one-ear monitoring, along with a neodymium dynamic microphone for crisp, accurate vocal pickup. The flexible mic boom, cushioned ear pads and lightweight design provide added convenience and prolonged listening comfort. The open-back dynamic headset features a frequency response of 30 - 20,000Hz, a sensitivity of 90dB and a maximum input power of 50mW.