ADDASOUND Crystal 2871 Premium QD Call Center Headset, Single-Ear

QD CONNECTION, NOT
USB: This headset uses a Quick Disconnect (QD) connector and works with desk phones, headset amplifiers and base units through a compatible QD cord, sold separately. It does not plug directly into a computer USB or 3.5 mm port. Disconnect at the QD point to step away from your desk without removing the headset.
^^ PREMIUM VOICE CLARITY: This noise cancelling headset with mic features a superior noise cancelling microphone and neodymium speaker to enhance voice transmission for professional call center and office communication. It is designed as a reliable call center headset and customer service headset.
^^ PREMIUM ALL-DAY COMFORT: Soft leatherette ear cushions, an ultra-lightweight design, and a 300 rotatable microphone boom make this office headset with mic comfortable for continuous daily calls. A noise cancelling headset for work that provides lasting comfort and flexibility for professionals. ^^
BUILT FOR DAILY BUSINESS: Designed as a durable business headset for demanding contact centers and offices, the flexible uni-body microphone boom provides reliable performance and precise positioning. A dependable telephone headset for professionals who handle high call volumes. ^^
COMFORTABLE FOR EXTENDED WEAR: Ultra-lightweight construction with soft leatherette ear cushions provides all-day comfort. The 300-degree rotatable boom arm and aluminum joints deliver the durability and flexibility that high-volume call center work demands.