OUR GUARANTEE?:Our headset earbuds part adopt the metal shell to protect built-in parts.Made this headset long lifestyle.Anyway If our product don't meet your needs,please feel free to meesage us,will try our best to serve you with sincerely action. Broad Compatibility?:High quality sound output without noise,smooth connection while working.Music sound receiving is also fantastic.Semi-in earbuds provide comfortable wearing feelings,no pressure and hurt to ear.Wonderful choice for working and entertainment.Compatible with all system.Can be used in Internet Living,Chating,Teleconference,Gaming Living,Online Course etc.This USB headset is a greater helper for life. Super Lightweight Headset?:Say goodbye to the tight and heavy headset.This headset is super lightweight and comfortable.6.5 FT length long enough for moving when wearing this headpone.Semi-In-Ear with comfortable experience after long study or live show. Lavalier Lapel Microphone?:Omnidirectional microphone to receive sounds,make the sounds output clearly and easily.Lapel clip to hold it,no need to raise the cable by hand.Release hands and convenient for call meeting and business or vlogging. USB Headphones?:USB plug suitable for most PC and laptop.This laptop headphones is convenient to use in business work whether you are outside.