VicTsing Smallest Mini Bluetooth Headset Earphone Earpiece Headphones with Hands-Free Stereo High performance stereo Bluetooth headset, small, lightweight and stylish Up to 4 hours of continuous talk time, 3.5 hours of music time; Perfect for Stealth listening/watching at work and in-car calling Connect to Two Devices at The Same Time, Say "Yes" to answer and "No" to reject calls; Good call quality and range Support Stream Music/Video/Audio (with A2DP&AVRCP) and Siri, just watch Movies and Netflix, Youtube; Bluetooth V4.0 Compatible with Most Bluetooth Enable Device - Smartphone, Tablet, Laptop, PSP etc. Attach with the ear hook, which can perfectly protect your headset from dropping; With this headset, you will be far away from radiation