Jabra GN2100 Headset Mono Quick Disconnect Wired 80 Hz 15 kHz Over the head Behind the neck Over the ear Monaural Semi open 2.63 ft Cable Noise Cancelling Microphone Black - Office Depot
JABRA GN Netcon GN2100 Duo Noise-Canaceling GN2125-NC Black Headband QD Headset | eBay