RJ9 Headset - Deluxe Pro Binaural Headset + 8 Selection Switches RJ9 Headset Adapter for ANY phone's jack 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. Quick Disconnect headset (Cord length 3ft) + Universal RJ9 to QD cord (Stretched length 6ft). Quick Disconnect is an Essential feature for Professional headset. It allows you to walk away without remove the headset. Universal RJ9 cord is similar GN1200 smart cord : virtually compatible ANY RJ9 phone jack. Noise cancelling Microphone to reduce background noise and Static shock protection Flexible rubber Microphone Boom metal spring for optimal position from the mouse. Light weight adjustable Plastic coating headband in Chrome plating elegant design