Jabra Pro 920 Mono Nc Wireless Headset The Pro 900 Series is an easy to use, professional wireless headset with great sound making it ideal for contact centre agents and customer service advisors.The Pro 900 Series is optimised for use with all leading desktop phone systems and Unified Communications platforms. Jabra Direct enables you to get full integration and remote call control with the latest softphones.Jabra Xpress enables you to easily configure all of your companys audio devices from one central point. You can also future proof your headset investment with ongoing software updates to an infinite number of devices.