2-YEAR WARRANTY & SIMPLE IN-LINE CONTROLS: 45 days money back & 24-month worry-free. Convenient to adjust Volume up/down, Answer/End a call. Callez computer headset is ideal for Home Office, Skype Chat, Business, Call Center, Conference Calls, Dictation, Online Courses, Webinar and more. ULTRA DURABLE: Precision design, quality plastics, uni-body headband construction, flexible mic make this call center phone headset more durable and sturdier. Compete with Jabra high-grade Office Skype Headsets. ALL-DAY COMFORT: Ultra lightweight 3.5mm cell phone headset with adjustable headband to fit all head sizes, a flexible noise cancelling mic to suit your preference, soft and high quality ear cushion enhance all-day wearing comfort. CRYSTAL CLEAR CHAT: Business-grade Wideband 3.5mm Computer Headphones with Noise-Cancelling Mic for crystal-clear conversations, Acoustic Shock Protection to protect your hearing. WIDE COMPATIBILITY: COMPATIBLE with iPhone, Samsung, most Smart Phones and Computer Laptop PC Mac iPad iPod Tablet with SINGLE 3.5mm HEADSET JACK. Includes a Dual 3.5mm Y-adapter for PC or Laptop. Simply plug in and play, no driver needed.