Jabra PRO 9450 Mono Headset works with any of the 9400 series wireless headset bases.
This single-sided headset is useful for: training and conferencing or replacing a broken headset. As with all of the 9400 series, pairing is easy. Batteries are included.
Please note that the headset does not come with any wearing styles, you would need to use a existing wearing style or purchase a new Headband, Ear-hook or Neckband