Entertainment, DoneWith HF voice, this mini headphone generates super crisp and bright sound for you no matter you are listening to music, watching video or playing music. You can be totally immersed with the wonderful worlds. Compatible with Samsung, iPhone 4/4s/5/5s/6/6s/Plus, the speaker is widely used. Once you own it, you will love your life better.Business, DoneBusiness is all about focus, brief and fast, which is also the aim of this wireless headset. 4.1 Bluetooth technology cuts off all the cable trouble which makes you can be more focused on your job. Swift response makes no allowance of stoppage or delay transmitting, you can be absolute synchronous with you business partners talking. Super noise cancellation feature creates one clearer environment for you.Exercise, DoneNo matter running, jogging, squatting, yoga or other exercise, you can keep wearing this earset for a long time without falling off. It’s anti-skid with special picked material, ergonomic design makes it no-pinching for your most comfortable wearing. Buy one now, spice your exercise and make it more dynamic!Product Specification:Sensitivity: 121±3dBCompatible Model: For Samsung For iPhone 4 4s 5 5s 6 6s PlusBluetooth: 4.1Transmission Distance: 10MNoise-cancellation: yesFrequency Response Range: 8-25000Hz Connector: USBBuilt-in mic: yesPackage Includes:1 x earphone