Hybrid working? No problem. Poly's DA Series digital adapters keep call center employees sounding clear at home or in the office with easy USB-A or USB-C connections. Full Microsoft Teams integration gives you access to everything Teams has to offer. They even adjust audio to each specific headset, offering pro-grade call quality. The controls are simple to use, including a unique single hold button for audio and video (Poly DA 85 model). Durable enough for 50,000 disconnects, and gentle enough to preserve your hearing, these adapters upgrade any Poly QD headset to a new standard of excellence. Flexible and future-proof, only from Poly. Audio Quality: Get incredible call quality on any Poly headset via intelligent headset recognition that adjusts audio performance to the specific headset Connectivity: Work hassle-free across new and legacy equipment with USB-A and USB-C connectors right on the cable. Full backwards compatibility with any Poly Quick Disconnect headset Integration: Works with Avaya, Genesys, & Cisco call center platforms Acoustic Protection: Save hearing across the organization with acoustic protection that manages safe volume Ideal for: The call center employee working from home or moving to cloud communications