Two other headsets most worthy of comparison with the icon are both sold by Plantronics the Voyager pro , which costs $ 99 , and the discovery 975 , which retails at $ 130 .
其它两款堪与icon媲美的耳机都来自缤特力（plantronics）公司，分别为售价为99美元的voyagerpro和售价130美元的discovery975。
plantronics