Overview The Poly 85Q79AA is a USB-A Bluetooth adapter that enables seamless wireless connection between your Plantronics Bluetooth headset or headphones and your PC or Mac. Designed to deliver clear audio for calls and music, it supports low-energy Bluetooth protocols to maintain a stable connection while conserving power. Its compact, external design makes it easy to install and keeps your workspace free from cables, making it a practical addition for remote work, virtual meetings, or casual listening. Key features External USB-A adapter that plugs in easily without requiring internal installation Specifically designed to connect Plantronics Bluetooth headsets and headphones to computers Compact and discreet form factor that remains securely attached to your device for portability Supports low-energy Bluetooth protocols to extend battery life and reduce power consumption Delivers high-quality audio suitable for both professional communication and music playback Key specs Interface: USB-A Bluetooth version: Low-energy protocol support Compatibility: PC and Mac systems Form factor: External, compact adapter Connectivity and compatibility This adapter is designed to work seamlessly with Plantronics Bluetooth headsets and headphones, providing a reliable wireless link to both Windows and macOS computers. Its USB-A interface ensures broad compatibility with most desktop and laptop computers, making it a versatile choice for upgrading your audio setup without replacing existing hardware. Ideal uses and environments The Poly 85Q79AA fits well in home offices, remote workstations, and professional environments where clear audio communication is essential. It also suits casual users who want to enjoy wireless music streaming without the clutter of cables. Its low-energy Bluetooth support helps maintain long battery life on connected headsets, reducing interruptions during calls or listening sessions.