Yealink UH37 Mono Teams USB-C/A, USB Wired Headset, PROFESSIONAL USB HEADSET, Dual Noise-Cancelling, USB-C to USB-A adapter 
FEATURES
•Discover the Perfect Balance of Concentration, Communication and Comfort
•Microsoft Certified Teams USB Wired Headset
•Monaural Ear (single ear)
•Dual Noise-Canceling Microphones
•35mm Speaker
•Busylight
•Leather Ear Cushions
•USB-C to USB-A adapter
•Professional audio performance headset on, concentrate on
•Lightweight and enhanced comfort pillow-like touch, all-day comfort
•User-friendly features easy-to-use, easy-to-work