Cisco 561 Wireless Single Headset with Standard Base - CP-HS-WL-561-S-US The Cisco Headset 500 Series is a professional range of wired and wireless headsets optimized for Cisco IP phones and soft clients. These headsets are designed for workers in open work spaces so they can be more productive. They feature vibrant audio, powerful noise isolation, and exceptional comfort. The Cisco® Headset 500 Series delivers surprisingly vibrant sound for open workspaces. Users can stay focused in noisy environments with rich sound, exceptional comfort, and proven reliability. The 500 Series offers a lightweight form factor that is comfortable to wear, even for an entire workday. It’s designed for workers who spend a lot of time wearing headsets for voice communications and listening to music. Features: Recommended usage: Office/Call center Headset type: Monaural Wearing style: Head-band Product color: Black,Grey Connectivity technology: Wireless USB connectivity: Y USB connector: USB Type-A DECT connectable: Y RJ-9 connector: Y RJ-11 connector: Y Ear coupling: Supraaural Headphone frequency: 50 - 18000 Impedance: 90 Sound pressure level (max): 118 Microphone frequency: 150 - 6800 Windows operating systems supported: Y Mac compatibility: Y Battery life (max): 10 Standby time: 60 Wireless range: 100 Product type: Headset The Cisco CP-HS-WL-561-S-US= 561 Wireless Single Headset is a sleek black headset system designed with a single earpiece for comfortable use. With wireless connectivity via USB, this headset offers convenience and flexibility for home telephones and other electronic devices. The model CP-HS-WL-561-S-US= from Cisco ensures high quality audio performance and user-friendly features for an enhanced communication experience.