The Jabra Engage 50 Mono is a digital call center headset with USB-C connectivity. Engage 50 offers professional audio quality while simultaneously enhancing the user's focus and improving the customer's experience. Engage 50 is ideal for using with a softphone on your VoIP platform, including Cisco, Mitel, Avaya, and 8x8. Engage 50 is certified for Skype for Business Open Office. The multi-colored status light on the earcup can indicate if you're busy, available, or even custom statuses.