SH-12 wireless bluetooth headphone | Portable sports headphones with microphone, stereo FM, SD card slot |

Built-in Battery : With high performance rechargeable polymer battery, this headphone provides 4-6 hours of music time, less than 2 hours of charging time Functional : Durable Earphone With mic Tangle Free cables and Call Receive / Cut and Play / Pause Button makes it easier to have long lasting, tangle and frustration free music and call experience. These sweat resistant earphones are great for running and gym workouts. Universally Compatibility : Suitable for most Bluetooth-enabled devices, such as for iPhone and Android smartphones. Multi functional Design : Support wireless connection via Bluetooth, & wired connection with phones/computer; Support TF card playback, insert the TF card into the headphone to play music when there is no phone High Fidelity & Clear Bass Effect : This headphone supports various sound effects adjustment, easily realize the sound quality you prefer