We offer dual earplate headset designed for a call center and also for office environment .it is a type of crystal clear audio quality or noise cancellation and reliability,are only fora part of more qualities features .microphone with excellent noise cancellation .wideband technology .exceptionally robust design .it providing a two years warranty of manufacturers .manaural and binaural verions accessories . Rj-11 cable .universal cords sm-12 .2.5 mm jack cable .3.5 mm jack cable .microphone foam windscreen .leatherette ear cuhions