Item Weight:5.05 pounds ASIN:B08FKXM5M2 Item model number:2200-86240-025 Date First Available:June 27, 2020 Manufacturer:Polycom Inc. Premium Audio: Enjoy natural conversations, interruption-free with full-duplex audio. Make sure every voice is heard clearly with automatic gain control. Count on audio clarity in any size space with echo and reverb cancellation Block Background Noise: Enjoy distraction-free meetings with Poly NoiseBlockAI, which eliminates non-speech background noise Convenience: Start a meeting in seconds with one-touch join and simplify scheduling with Outlook calendar integration. Cater to any size meeting with optional expansion microphones (sold separately) or by daisy-chaining multiple systems together Compatibility and Connectivity: Connect to multiple SIP and UC-cloud services simultaneously. Limit cabling with WiFi 2.4-5HGz audio conference calling. USB, Bluetooth, or IP connectivity to mobile devices. Complement your Poly room video solution (Poly Studio X30, X50, G7500) with a fast, simple control from Trio C60