Poly CS540-XD Convertible (Poly 88283-01 or HP 7E2J7AA) **Discontinued** Replaced with (Poly 84693-01 or HP 7W073AA) Spare Part Powerful chipsets support next-generation features

Powerful chipsets support next-generation features like NoiseBlock AI

designed for the future

Active noise canceling technology

Industry-first Smart Sensor™ technology lets you answer a call by simply putting on the headset

ear cushions make the headset all-day comfortable

Poly CS540-XD Convertible (Poly 88283-01 or HP 7E2J7AA) **Discontinued** Replaced with (Poly 84693-01 or HP 7W073AA) Spare Part Powerful chipsets support next-generation featuresCS540 XD More Headsets, More wireless freedom! The Plantronics CS500 XD Wireless Headset Series was designed to address wireless density issues*, so that more wireless headsets can be used in the same space while maintaining clear conversations. Using 900 MHz technology, the CS500 XD Series provides up to 350 feet of range, and includes a convertible headset with a hot swappable battery (CS545 XD) for unlimited talk time. Superior Call Management With