MRC:
Those unusual or unique characteristics or qualities of an item not covered in the other requirements and which are determined to be essential for identification.FEAT
Special Features:
Usb adapter included for internet phones; also works with cordless, ip and most mobile phones; all-day comfrot and a lightweight, stable fit with adjustable over-the-head style; easily adjust volume and mute with one-touch controls, perfect for a noisy home environment; single-ear design for easy side conversations and listening to your surroundings while working; exceptionally clear sound for internet, cordless and mobile calls
