Plantronics CS540/HL10 Headset with Lifter, 2.1 Headset With Lifter Headset with Lifter Supersonic because USB mics process sound

because USB mics process sound internally

plus monitor email on your laptop screen all at the same time

The transmitter and receiver units communicate over a 5

requiring no additional drivers for easy setup and use

It supports one M

Plantronics CS540/HL10 Headset with Lifter, 2.1 Headset With Lifter Headset with Lifter Supersonic because USB mics process soundAMAZON. CA PRODUCT DESCRIPTION Plantronics CS540 HL10 Headset with Lifter FROM THE MANUFACTURER Communicate clearly up to 350 feet away from your desk with the CS540 Wireless Headset from Plantronics. Designed to connect to your desk phone, the CS540 sports a sleek, lightweight design and has been comfort tested. One touch controls on the headset allow you to answer or end calls and adjust or mute the volume. The system also enables you to conference