Poly EncorePro Ear Cushion (Large) – Poly 88832-01 or HP 85R21AA The Poly EncorePro Ear Cushion part # Poly 88832-01 or HP 85R21AA leatherette ear cushions provide soft, all-day comfort when wearing a Poly HW530/HW540 wired headset. This is sold as an individual small leatherette ear cushion and simply slides onto the speaker of the headset. Compatible with: HW530, HW540 Poly Large EncorePro Ear Cushion Product Details Size: Large Poly SKU: 88832-01 UPC: 0017229145276 HP SKU: 85R21AA UPC: 197497573428 Material: Leatherette Comes: 1 cushion per package Visit Poly HW530/HW540 Q&A for answers to all of your questions.
