Specifications:
Bluetooth Version 4.1; profiles include Advanced Audio Distribution , Hands-free, Headset 
Talk time:Up to 7 hours 
Standby time:Up to 11 days 
Deep Sleep: Extends battery readiness up to 180 days 
Weight: 7g 
Interface:USB 
Type of battery: rechargeable, non-replaceable lithium battery 
 
Features:
High quality and noise canceling bluetooth headset.Dual microphones reduce noise and wind for clear, crisp call quality while in the office or at the gym.You can take this tiny Bluetooth earpiece anywhere.
Long lasting battery life.Battery lasts for over 7 hours of talk time and features DeepSleep power-saving mode when away from your phone.
Comfortable fit. Lightweight design with a comfortable ear tip that conforms to the shape of either ear for a stable fit.
  
 Package: 
1 * Bluetooth headset 
1 * USB charging cable 
1 * User manual