Check the listing for details. NEW Two Logitech Expansion Microphones. Condition: New, Made in China. Listed at 219.99 USD. The Logitech Expansion Microphones (Contains 2 Microphones) are a part of the Group Series designed for audio conferencing. With HD Voice feature, these microphones provide high-quality sound for clear communication during meetings. The Logitech brand ensures reliability and professional audio solutions for businesses and industrial settings, making these microphones a valuable addition to any office workspace.