Additional Details ------------------------------ Product description: Crystal-clear conversationPoly DA Series digital adapters keep call center employees sounding crystal-clear from home or in the office. With easy USB-A or USB Type-C® connections, they adjust audio to each speci?c Poly headset, offering quality calls.Flexible & future-proofPreserve your tech investment with the Poly DA Series. Not only do these digital adapters include USB-A and USB Type-C® access right on the cable, they're also compatible with all your new and legacy Poly headsets and accessories.Peak user experienceCall clarity isn't just a dream. Poly DA Series offers intelligent headset recognition that dynamically tunes audio performance. Stay distraction free to maximize productivity. Manufacturer: HP Inc. Manufacturer Part Number: 85T17AAABA. Brand Name: Poly. Product Series: DA. Product Model: A10-16. Product Name: A10-16 Adapter(85T17AA). Product Type: Headset Adapter. [Miscellaneous] Application/Usage: Headset. Compatibility: Poly SHR 2082-01 Headset, Poly SHR 2083-01 Headset, Poly SHR 2638-01 Headset, Poly EncorePro 310 Headset, Poly QD 320 Headset, Poly HW510 Headset, Poly HW510V Headset, Poly HW520 Headset, Poly HW520V Headset, Poly HW530 Headset, Poly HW540 Headset, Poly HW710 Headset, Poly HW720 Headset, Poly TriStar H81N-CD Headset, Plantronics Ruggedized Dynamic Headset SHR 2301-01, Poly StarSet H31CD. Country of Origin: China.