ADDASOUND CRYSTAL2871 ADDASOUND WIRED PREMIUM MONAURAL HEADSETSuperior noise canceling mirophone eliminates background noise and enhances the voiceNeodymium magnet speaker provides crystalclear and powerful sound performanceThe slim and extremely robust 300º rotatable and bendable boom with one piece design for unbreakable daily use and precise positioning of the microphoneMetal joints made of aerospace aluminum alloy for better connection and durabilityEasy deployment in different platforms such as desk phones and computers via a variety of QuickDisconnect cordsUltralightweight design and soft protein leatherette ear cushions for allday comfortADDASOUND's headsets follow the International Noise Safety Standards and help create a safe and comfortable work environment