Features:1.High quality stereo2.Answer the call，or end the call3.Outgoing the call:In the standby mode， press the answer key once， the last outgoing call on the phone4.Listen music: You can adjust the volume by pressing the volume key. Play music in a long press.5.The maximum distance between them should not exceed 10 meters6.Charge:For the first use，please charge more than two hours， you can not use this product while charging7.Pairing:Long press the answer button for 7 seconds， the red and blue lights flashing cross into pairing mode，select the device connectionSpecifications:1.Stereo double track2.Transmission Frequency: 2.4 to 2.48 GHZ3.Transmission Range: 10 meters，4.Support Agreement: A2DP/HFP/HSP/AVRCP5.Talking Time: About 3 hours 6.Standby Time: About 120 hours7.Music Broadcast Time: About 2.5 hours 8.Charging Time: About 2 hours9.Support one drag two. The bluetooth can link two phones at the same timeThis headset is compliant with bluetooth V4.0+EDR specification standards and supports Bluetooth V1.2 and V1.6 Bluetooth hands-free headset mode modePackage included:1 x Bluetooth Headset1 x Ear Hook1 x charge cable1 x Manual