Product Features Brand new and high qualityHigh performance stereo Bluetooth headset， small， lightweight and stylishMultiuse connects up to 2 active Bluetooth devicesSupport monaural mode and extended headset modeTransmission range of up to 10 metersAllows you answer the phone anytime and anywhereWith this headset， you will be far away from radiationCompatible with all Bluetooth enabled devices such as mobile phones， iPhone， Samsung， etc.listen music and receive calls， works with any Bluetooth enabled cell phoneSpecifications:Bluetooth Version: V3.0+EDR. Compatible V2.1，V2.1，V1.1Chipset: CSR6145Frequency range: 2.4GHzTransmission power: Class 2Transmission range: 10 MFile Format: headset and hands free formatChannel: Support monaural mode and extended headset modeTalk time: 3~4 hrsStandby time: 120 hoursColor: Black， Sliver， White， White with black borderHow 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 includes1 x Bluetooth earphone1 x USB Cable1 x Ear hook1 x User Manual