The Logitech H540 Headphone in black is a premium wired headset designed for office and call center use. Featuring a headband style with supra-aural ear coupling, it delivers clear audio across a frequency range of 20 to 20,000 Hz with 20 Ω impedance. Its boom microphone connects via USB for reliable communication. Equipped with laser-tuned drivers and a built-in equalizer, it offers rich stereo sound and enhanced bass for an immersive experience. On-ear controls provide convenient volume, bass adjustments, and instant mic muting. The soft leatherette padding ensures long-lasting comfort, making it ideal for extended use. Plug-and-play USB connectivity guarantees straightforward setup and high-quality, digital sound output.