Plantronics HW251N Headset and Adapter Cable Bundle Cisco 6921 6941 6945 6961 7821 7841 7861 7931G 7940 7941 7942G 7945 7960 7961 7962G 7965G 7970 7971G 7975G 7985G 8811 8841 8851 8861 8865 8941 8945 Bundle of 2 items - Monaural (single ear) headset and Cisco adapter Cable Delivers richer, natural sounds with Wideband Audio Business critical reliability and all-day wearing comfort Wearability on either ear Noise Canceling Microphone