Bluetooth Headphones, Bluetooth Wireless Headsets, 760 Wireless Stereo Headphone, Head-free Neckband Style for Gym/Exercises/Walk, Light-weight and Noise Cancel Earbuds for Cellphones (Black+Purple) 1.With less background noise, because of Noise Reduction and Echo Cancellation you won't miss any important details of your phone conversation while using 760 at the office, outdoor or wherever work takes you. 2.It can connect with two phones at the same time, so you don't have to stop one phone before connecting another one. 3.When fully charged by about 2 hours. The talk time up to 15 hours, music time up to 10 hours and the standby time up to 15 days. And it has Audible Battery Status Alert, auto-Reconnect. 4.Easy to operate: With individual ON/OFF button, Answer/Hang Up/Reject the call button, Pause and Play button, you can play, skip and pause music, control volume and pick up calls. 5.Bluetooth Function: Compatible with Advanced Bluetooth Version 4.0+EDR System Cell phones, devices providing the Bluetooth Headset.