VIZIO BLUETOOTH  Hi-Fi Stereo Sound Bluetooth In-Ear Headphones Make Listening To Music On-The-Go More Enjoyable! Immerse Yourself In Music Like Never Before With State Of The Art Acoustic Components That Produce Incredible Sound Quality And Crystal Clear sound. Seamlessly Enjoy Music For Up to 3 Hours with 200 Hours Stand-By Time! Answer Calls In Between Listening To Music With Smoot Access or Just Use Its Voice Prompt Feature! Great For Working Out, Running, Jogging, Hiking, Biking etc. With Comfortable Earbuds and Neckband Design. Tangle-Free Flat Wires Are Easy To Store.