?ULTRA DURABLE?: Precision design, quality plastics, unibody headband construction, flexible microphone boom makes this 3.5mm PC Headset sturdier and more durable. Compete with Jabra Business Office Headsets. ?CRYSTAL CLEAR CALLS?: Professional 3.5mm Call Center Phone Headset enables natural listening experience. Built in high quality noise cancelling microphone to reduce background noise and provide crystal clear sound quality. Acoustic Shock Protection Circuit protects your hearing. ?SIMPLE CALL CONTROLS & MULTI-PURPOSE?: Simply plug in and play. Easy to adjust volume up/down, answer/end a call. Callez Computer Headphone is perfect for Skype Chat, Call Center, Office, Business, K12 School Classroom, Online Courses, Conference Calls, Webinars, Dictation, MP3 players, Computer Games and more. ?2-YEAR WARRANTY & ULTRA COMFORT?: 45 days money-back & 24 months warranty. Ultra lightweight 3.5mm Cell Phone Headset with adjustable headband to fit all head sizes, 330°adjustable boom mic, soft and breathable ear cushion enhance all-day wearing comfort. ?WIDE COMPATIBILITY?: Compatible with iPhone, Samsung, most smartphones and Computer Laptop PC Mac iPad Tablet with single 3.5mm audio jack. Includes a Dual 3.5mm Y-adapter for separate headphone and microphone connection to a PC or Desktop. For iPhone 11/12/13...Newer iPhone, Original Lightning to 3.5mm Adapter is required(Must be supplied by Apple Store, otherwise the headset will not work on the phone calls).