Topsse Wireless Bluetooth CSR Headset Sport Stereo Earphone Headphone Earbuds Universal Compatible with all Bluetooth enable devices, such as iPhone/Nokia/HTC/Samsung/LG/Moto/PC/iPad/PSP and other Bluetooth devices. Portable lightweight and sweat-proof design. Built-in microphone and Built-in rechargeable Li-ion battery. Multi-point pairing which allows you to connect 2 mobile phones simultaneously. Clear bass resonance, CVC wind noise reduction, and superior sound isolation.