Description:It has built-in microphone and uses the DSP technology to cancel noise (has built-in professional noise cancellation CPU and can perfectly avoid noise)， so it can offer you wonderful voice quality when you enjoy music. Moreover， the phone has hands-free function which can set free your hand when you answer the incoming call and let you become much safer during driving.Features:100% Brand New and High QualityWith compact portable design， it is the most mini Bluetooth headsetHigh performance stereo Bluetooth headset， small， lightweight and stylishThe weight of this item is lighter than what you think it isHigh-quality silica gel ear cap and it is comfortable to wear this headset for long timeAttach with the ear hook， which can perfectly protect your headset from droppingWith this headset， you will be far away from radiationA2DP， support music playbackBluetooth Version V4.0Support monaural mode and extended headset modeSupport DSP noise cancellation: has built-in professional noise cancellation CPU and can perfectly avoid noiseSupport multipoint connections: Can connect two mobile phones at the same time and ready to answer the incoming call of one phone any timeHas all-out compatibility and can be compatible with various Bluetooth-enabled devices such as， mobile phones， iPad， Tablet PC， etc.Has a multifunctional button (with great hand handle and scratch resistant)How to enter the Bluetooth pairing mode:1. Press and hold on/off button until red LED and blue LED alternately flashing. This headset is now ready to be paired.2. Set your phone to search for the Bluetooth device.3. Select this headset from the result list.4. Enter pin code 0000.5. If the pairing is not succeeded， please repeat the steps above.6. Blue LED flashes when the pairing is completed.Package included:1 x Bluetooth earphone1 x USB Cable1 x Ear hook1 x User Manual