Voice Tube Professional RJ9 Headset Universal - Call Center Monaural Office Headset + Virtual RJ9 cord for Cisco Avaya Nec Nortel Panasonic 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 compatibility Cisco Avaya NEC Any RJ9 modular jack. Adjustable and replaceable Transparent voice tube Microphone for real crispy sound. Omni-directional microphone with a Monaural Acoustic shock protection Swiveling speaker Light weight adjustable Plastic coating headband in Chrome plating elegant design