GLCON Collapsible 10 Hours Music Time Wireless Stereo 4.0 Headphones Headset Earphone Earpiece Earbuds with Microphone Mic, A2DP, Noise Cancellation and Case Durable and steady structure.Collapsible and compact design for ultra portability. When it is open, it's like a standard headphones give you surround sound effect, while folded, it's as small as 3.1*3.1*1.6 inches, very easy to be taken in pocket, handbag, etc. Crystal clear sound with DSP noise cancellation, support A2DP music protocol Strong capability, perfectly work with iPhone 6, 6 plus, 5, 5s, 5c, 4, 4s, 3, iPad Air Mini, iPod, Galaxy S5,S4,S3, Galaxy Note 4,3,2, Galaxy Tab and Droid, Blackberry, Nokia,HTC, LG,Sony, other Android cell phones and tablet and mp3, video, CD players Easy handsfree operation, phone pick up/reject, volume + - and music prev/next/pause/play on the headphones Up to 10 hours music time and 250 hours standby time, great for whole day use with only one charge