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This product is suitable for guided tours, teaching, outdoor activities, etc., can be inserted TF memory card and U disk, intelligent reading devices MP3 audio files, 2200mAh high-performance lithium battery, available in more than 15 hours, a strong voice

  • USB, TF card, 
  • FM radio, 
  • Single loop, 
  • Lithium batteries 2200MH, 30W, 
  • 12 * 10 * 4CM

  • Frequency response: 80Hz-12kHz 
  • Output Power: 30W 
  • Operating voltage: 7.4V 
  • Speaker Impedance: 4Ω 
  • Power: 30W

  • Headset microphone x1
  • Charger x1
  • rechargeable battery x1
  • Belt x1