Poly HW540 Headband (Poly 88816-01 or HP 85R20AA) **Discontinued** Replaced with HP 783P0AA EXP Built-in microphones provide high-quality audio

Built-in microphones provide high-quality audio without the need for external devices

Makes collaboration easy with Poly signature audio quality and reliability

mute and volume +/-

The headset also features ear cushions that fold flat for storage in the durable

Conference in up to three additional headsets for enhanced collaboration

Poly HW540 Headband (Poly 88816-01 or HP 85R20AA) **Discontinued** Replaced with HP 783P0AA EXP Built-in microphones provide high-quality audioPlantronics headband for EncorePro HW540 Plantronics mission is to enhance personal communication. Plantronics helps make people more productive, safe, and comfortable improving the clarity of communications. Plantronics is committed to ensuring that its products meet customer requirements and are committed to quality and customer Satisfaction.