• Premium HD Sound Quality 
• True Wireless Bluetooth 4.1 Technology
• Answer Calls with the Touch of a button
• Smart Grip Eat Tip Ensures a Comfortable Fit in every ear
• Powerfully Water Resistant ( IP4X protection ) 

Main Specifications:

Bluetooth version: Bluetooth V4.2
Profiles supported: A2DP/HFP/HSP/AVRCP
Frequency: 2.4GHz
Working range: 10M
Charging time: About 2hours
Battery: 55mAh, Lithium battery
Music playing time: About 3.5hours
Talking time: About 4hours