Cisco 8811 8841 8851 8861 8865 8941 8945 8961 Phone Headset - Call Center Noise Cancelling Mic Economic Monaural headset + Headset Adapter DON'T COMPARE this Professional Headset with General Headsets. All Day Wearing Comfort, Compete with Plantronics and Jabra GN netcom High-Grade Headsets for Call Center, Telemarketing, Customer Representative. Multi Year Warranty, 20 Year Proven Quality in The World. WORKS with Cisco 8811 8841 8851 8861 8865 8941 8945 8961 9951 9971, Cisco Cius, CTS500 Cisco 12VIP 30VIP 6921 6941 6945 6961 7821 7841 7861 7931, 7940 7941 7942 7945 7960 7961 7962 7965 7970 7971 7975 7985, Avaya Call Master V, VI Pantronics Amplifiers M10 MX10 M12 M22 COMPARE to Plantronics H series Headset + Plantronics 26716-01 cord QUICK DISCONNECT HEADSET (Cord length 3ft, No Volume Control) + Headset Adapter (Stretched lenght is over 9 ft). QUICK DISCONNECT is an Essential feature for Professional headset for Business. It allows you to walk away without remove the headset from your head. NOISE CANCELLING MICROPHONE with Static shock protection reduce background Noise by up to 75% (No headset can be 100%). Flexible Goose-neck metal spring microphone boom for an optimal positioning from mouse. Cost effective Monaural Headset solution in Business-grade durability