I am using bluetooth device and this one work very well for my job. Being a customer Rep, you need a very easy device to make you job easy. WIth upgrade v.4.1 Neckband headset retractable earbuds, sweatproof HD stero, noise cancelling piece, thsi indeed make my work easy as i talk to customer everyday. Nice gaget.
https://www.amazon.com/Headphones-Retractable-Sweatproof-Cancelling-Cellphones/dp/B07CGFJYGT