Compact and easy to carry, High fidelity and stereo CD sound effect. Neck back design is nice and comfortable to wear. Able to play stereo music in smart phone and answer the phone. Music switching and volume adjustment is available.

• Simple Pairing and One-key Answer, Automatically pairs with the closest Bluetooth-enabled device
  
• HD Sound Quality Rich Stereo Microphone/Listening Sound 
• Rubber Ears Caps, Standby Time: Up to 400 hours, Music & Play Time: About 8 hours.
• Ideal for Exercise, Running, Climbing, Driving, Skating, Camping, Fishing and other Outdoor Sports.
  

• Size : 31 x 28 x  9mm
  
• Weight : 17.2g
  
• Bluetooth version : 4.0
  
• Profiles supported : HSP, HFP, A2DP, AVRCP
  
• Wireless operation range : 8 - 10m (without obstacles)
  
• Charging means : Micro USB Cable
  
• Battery : 120mAh
  
• Talk time : up to 8 hours
  
• Playing time : up to 6 hours
  
• Standby time : up to 200 hours
  
• Charging time : about 2 hours