See our disclaimer BLUETOOTH HEADSET Excellent Sound Quality Advanced 4X noise canceling microphone technology eliminates background noise for crystal-clear audio and uninterrupted conversations, letting you focus on your work or your call in comfort and style Great Battery Life 8-10 Hours of Talk Time and up to 7.5 Days on Standby Mode.Allows you to make reliable Bluetooth wireless calls and enjoy stream music&media throughout the day on a single charge. Recharging is simple with the included USB cable Bluetooth 4.1 technology: - Provides fast and stable pairing with any iOS and Android smart phones, tablets, laptops, MP3 players from up to 33' Away. It can pair easily with any two Bluetooth devices at once. Noise suppression: - built-in HD microphone with advanced CVC6.0 noise reduction technology blocks out disruptive background noise like wind, traffic or crowds, offers crystal clear audio and natural sound, allowing you to enjoy high quality music and clear phone calls wherever. Hands-free for calling: - This Bluetooth headset With mic Supports Siri and Google voice assistant. Easily mute/unmute with the touch of a button. Voice alerts battery level, connection status, mute/unmute status, and even announce the phone number of caller except the caller name. Easy-to-reach buttons let you enjoy real hands-free. Comfortable & convenient: - designed to fit either ear, The retractable ear hook and Flip-boom arm swivels and rotates for a secure fit. It is lightweight and comfortable enough to be worn for hours at a time. Ultimate comfort ear gels are available in 3 different sizes to provide a snug, secure tailored fit. Unique high-end carrying case protects the headset from damaging and losing. Great battery life: - With up to 8-10 hours of continuous calls and up to 7.5 days in standby mode, This Bluetooth earpiece lets you make reliable wireless calls throughout the day on a single 1.5 hours quick charge.