Supersonic Supersonic Bluetooth Wireless Earphones and Mic- Blue

Amazing Stereo Sound: Enjoy Superior High-Fidelity Music Built-in BT Technology for Easy Wireless Pairing with Your iPad®, iPod®, Smartphones, Tablets, MP3 Players and More Sweat and Weather Resistant Design Built-in Microphone Allows You to Make Calls Wirelessly from Your Smartphone Flexible Secure Ear-Hooks Perfect Fit Ear Gels (3 sizes included) Built-in Controls So You Can Leave Your Phone Tucked Away Safely Operation Range: =10M Music Playing Time: 4Hrs. Talking Time: 4Hrs. Working Voltage: 3.3- 3.7 V Drive Diameter : 10mm Impedance : 32 ohms Frequency Response: 20Hz- 20KHz Item Dimensions: 1.00-in x 0.50-in x 0.25-in Item Weight: 0.40-lbs