The Jabra GN9120 Flex NC Microphone with EHS is a wireless headset and the "Ni4L jabra radio Interface" .... It will work with your HF rigs VOX. For wireless hands free communication.
![How to connect my Jabra GN9120 EHS / GN9125 EHS with Siemens OptiPoint 410, 420, 500, 600 | Jabra GN9125 Flex NC With GN1000 Remote Handset Lifter | FAQ | Jabra Support How to connect my Jabra GN9120 EHS / GN9125 EHS with Siemens OptiPoint 410, 420, 500, 600 | Jabra GN9125 Flex NC With GN1000 Remote Handset Lifter | FAQ | Jabra Support](https://assets.jabra.com/a/e/2/6/ae26984cdbb4bcd6b150823c1ad72aa30f6ace3f_2_1440x810_Jabra_GN9125_Flex_NC_with_GN1000_Remote_Handset_Lifter_0002_2_1440x810_Image_eCom.jpg?w=400&h=400&auto=format)
How to connect my Jabra GN9120 EHS / GN9125 EHS with Siemens OptiPoint 410, 420, 500, 600 | Jabra GN9125 Flex NC With GN1000 Remote Handset Lifter | FAQ | Jabra Support
![Jabra PRO 920 Mono Wireless Headset & 14201-17 EHS Adapter w/ Noise-Canceling Microphone - Newegg.com Jabra PRO 920 Mono Wireless Headset & 14201-17 EHS Adapter w/ Noise-Canceling Microphone - Newegg.com](https://c1.neweggimages.com/ProductImage/A1K0_1_20160316654622027.jpg)