015535139 / 9849672821

Wking KS12 Voice Amplifier Speaker for Teacher Classroom Hall

 2,999.00

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Description

  • Output: 5w  S / N ratio> 65DB
  • Distortion THD: <10%
  •  FM: Support 87.5-108MHZ
  • Working time: 8-10 hours (vary with volume)
  • charging voltage / Current: DC 5V / 500mA
  • support TF card, USB Disk, Music Format MP3, WMA
  •  Battery voltage: 3.7V
  •  Battery capacity: 1800mAh
  •  Charging time: 4-5 hours

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