Official Edifier W570BT Bluetooth Headphone

• High performance Neodymium drivers with an  ultra diaphragm produce strong bass and a full  audio experience.
• Bluetooth V4.0 makes high-performance audio  processing, and low latency.
• 10 hours of play back, and works within 10 meter of distance.
• Build-in high sensitivity Omni-directional  Microphone for pickup 360-degree sound source.
• Soft leather for long comfort use.
• Easy to use function keys.

Specifications:

• Charging Time: 2.5 hours
• Play/Conversation Time: 10hours
• Frequency response: 20-20KHz
  
• Sound pressure level (SPL): 106dB
  
• Impedance: 32ohm
  
• Driver unit: 30mm
  
• Attachment: micro-USB cable 1pcs

Packing List:

• 1 × micro charging cable, 1 × headphone