The Poly CS545-XD Wireless Headset is a high-quality headset designed for use with laptops and desktop computers. With a sleek black design and wireless connectivity, this headset offers convenience and flexibility in the workspace. The ear-pad style and single earpiece make it comfortable to use for long periods of time, while the TAA 7E2K0AA#ABA 900MHz frequency ensures clear communication. The Poly brand and 1100 Series model guarantee top-notch performance and reliability for all your computer and networking needs.