Features:

•   Stereo Bluetooth headset for wireless music plus call functionality
•   Unique around-the-neck design that's lightweight and comfortable for all-day us
•   Vibration alert on call
•   Support apt-X technology
•   Exceptional audio with noise suppression and echo cancellation
•   Magnetic ear buds snap into place when not in use; music controls on neck strap
•   High quality guaranteed 

•   Bluetooth Version:2.1+EDR
•   Type: Stereo
•   Dimension:167.3*135.6*16.9mm(L*W*T)
•   Weight: 32g
•   Talk time: up to 10 hours
•   Play time: up to 10 hours
•   Standby time: up to 240 hours
•   Charging time: less than 2.5 hours
•   Support volume adjusting : long press the  + & - key
•   Support to change the song: shortly press the  + & - key
•   Compatible with cellphones such as iPhone， Nokia， HTC， Samsung， LG， Moto， PC， iPad， PSP and so on  enabled Bluetooth  
•   Support dual call