The Worlds Smallest BluetoothEarphone Headset with lightweight and compact portable design. Simple and Stylish with Built-in DSP audio processing system can be a very good eliminate Noise and echo, Perfect for Stealth Listening or watching at work. Supports multi-point connections up to 4 hours of continuous talk time. 3 hours of music time, the wireless range up to 10 meters. It offers you wireless freedom and it gives you the most comfortable wearing experience. It is compatible with most Bluetooth-enabled devices.