110~220V Portable Voice Booster Amplifier Guider Loudspeaker Teacher Speaker

Description:
Microphone sensitivity: -53dbv /Pa
Size: 90 mm * 80 mm * 35 mm
Input signal: cable headset microphone
Radio frequency: 87.5mhz-108mhz
Usage time: about 10 hours
Output resistance: 2 ohms
Charging voltage: 5V/500mah
capacity: 1500mah
Output : 18w
Voltage: 110 ~ 220 v
: black

Features:
- Removable batteries, more convenient/cheaper/more environmentally friendly.
- Rechargeable ion , 10 hours of working use, solves the non-replaceable of the old amplifier, and improves the life of the amplifier.
- USB and memory card, plug and play, convenient and practical.
- AUX audio input. A portable speaker with a small body and a high volume.
- Focus on every detail of the product.
- Usage: teaching, , training, meeting, square dance, game box, listening to music, K song, etc.


Package included:
1 x Wire microphone
1 x Charging plug
1 x Host
1 x Straps
1 x Charging line










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