Product Functions:

• Only Bluetooth wireless connection, compatible with cell phone/computer/smart TV, 3 d hd stereo/BASS, chips, hd 360 ° microphones, CVC6.0 noise reduction processing, folding light with, 240 hours on standby, can only be reminded, 1000 milliampere large capacity battery
• Bluetooth protocol: 4.1
  Channel: stereo
  Usage: head-mounted
  Single or dual ear: bilateral stereo