Life-Tech Premium Hands-Free Stereo Earphones Earbuds Headset w/ Mic For BLU Studio 5.0 / 5.5 / 6.0 HD / 5.0 II / 7.0 II / C Super Camera In ear design directs sound into ear for high fidelity premium stereo sound Standard 3.5mm plug fits all cell phones with 3.5mm jack Built-in microphone allow you to freely talk On/Off switch to end call Tangle free cord