This product is either discontinued or we cannot get that from suppliers.
Poly Plantronics 89109-01, Compact Design, Easy Storage, Carrying Case Headset, Blackwire - C710, C720.
The Plantronics 89109-01 is a blackwire travel case. This protective case keeps the Plantronics corded headset safe and secure. It also protects the headset against damage and scratches.