Poly DA85 UC USB-to-Headset QD Audio Processor (4 pin) (inline controls) (USB-A and USB-C)

The Poly USB-A/USB-C Digital Adapter with Inline Controls is a compact, durable, and intelligent connectivity solution designed to provide seamless compatibility and control for Poly headsets. Featuring both USB-A and USB-C connectors on the same cable, it ensures flexibility across a wide range of modern and legacy devices. The adapter includes inline call controls with recessed buttons for answering calls, adjusting volume, mute, and hold functions, designed to prevent accidental presses during use. With intelligent headset recognition, it automatically adapts to different Poly QD headsets, ensuring full backwards compatibility and reliable performance. Built with improved cable durability for portability and daily use, it also incorporates Sound Guard Digital technology to protect users’ hearing against sudden loud spikes and prolonged high-volume exposure. Weighing only 30g, with a cable length of 51.2 inches, the adapter is lightweight and easy to manage, making it ideal for professional communication environments. Firmware updates are supported via Poly Lens, ensuring long-term functionality and future-proof performance.