Headphones HP Poly 5220 USB-А 80R97AA with microphone

The Poly Blackwite 220 USB A and 3.5mm jack are ergonomically designed headphones for long sessions in the busiest office environments.
Extremely comfortable and durable. Easy to use, the headphones connect via USB or 3.5 mm jack. The built-in remote control allows for additional control.
The soft and ergonomic earcups provide passive noise cancellation, and the precisely tuned microphone will block out background noise.

Product features:

• Connection: USB A and 3.5 mm jack;
• Binaural – for both ears;
• Noise-Canceling Microphone;
• Passive noise isolation;
• Dynamic EQ – automatic sound adjustment for voice or multimedia use;
• Frequency response of the microphone: 100 – 80,000 Hz;
• SPL: 118dB;
• Digital signal processing (DSP) and Wide band frequency – optimize the sound for a more natural voice;
• The Sound Guard function protects against sound peaks above 118 db SPL (sound pressure level);
• Built-in remote control;
• Support for all leading Softphone vendors – Avaya, Cisco, IBM, etc.;
• Leather earmuffs;
• Carrying case included;
• Weight: 124.7 g