Features:

• Stream wireless music from an enabled mobile device or from auxiliary connection
• Delivers full dynamic sound
• Allows hands-free answering of calls
• Features NFC,Aux-in,FM,SD card,and Speaker modes
• Rotatable earcups for Speaker mode
• Convenient on-ear control buttons
• Adjustable cushioned earcups and headband for custom fit and comfort
• Foldable design for easy storage

Specifications:

• Output Power: 3W2
• Speaker Unit: F40mm
• Battery: built-in rechargeable 400mAh battery
• Wireless Version: 4.2
• Input: DC 5V/500mA
• Frequency: 90Hz-18KHz
• Sensitivity: 500 50mv
• S/N: = 70db
• Distortion: = 0.3%
• Weight: 242g/0.53lbs
• Package size: 19.8 x 21 x 9.2 cm/7.8?times;8.27?times;3.62?(L W H)
• Package weight: 624g/1.38lbs
• Available Colors: silver, rose gold, gold, black

Package Lists:

• 1 Wireless Headphones With Built-in Speaker
• 1 Audio Cable
• 1 USB Charging Cable
• 1 User Manual