CISNO Over The Ear Wireless Bluetooth Foldable Headset, Noise Cancelling Crystal Clear Headphones with Mic and Volume Control for Trucker Driver, Compatible with iPhone Android MP3/4 TV &hellip; Noise Canceling: The Noise-canceling function provide you clear voice while in the noise environment. It Focus on driving while wearing this headphone Long Talking Time And Stand-by Time: This Headset will offer 12 hours-talking time after charging, Also the stand-by time is 250 hours Paired Easily: This headset can be paired easily with any devices (including iPhone, iPad, Android Cell Phones, etc.) in 30 feet.With multipoint connection,the headset can be connected with two bluetooth (V2.0 & V1.2) devices at the same time.Also compatible with ps3, xbox, iphone, galaxy series etc Comfortable: Flexible-handband design makes it easy to carry. Soft and padded ear muff cover makes your ear comfortable while long wearing Excellent Sound Quality: The headset accurately and faithfully produces sound especially voices. Please don't listen music with this headphone when driving, be care of your safety