2200mah Voice Amp Multifunctional Voice Speaker, for Teacher Speech A

2200mah Voice Amp Multifunctional Voice Speaker, for Teacher Speech A Description

Built-in 2200mAh large capacity 18650 battery, battery life, environmental safety, effective in teaching
Strong and , combined with double layer, 3.5 plug with high strength metal, PVC wire tensile strength, good shielding
U disk TF card double jack, can be linked to computer tablet phone
Plug in the memory card /U disk can be a single cycle, listening to songs or learning, this function can repeatedly play the same clip
Suitable for teaching/tour guide/party/speech/promotion/training and other scenarios

Product name: Multi-function loudspeaker
Input signal: microphone
Battery capacity: 2200 mah 18650 battery
Usage time: 20 hours
Charging time: 3 hours
Scope of application: teaching/tour guide/headset microphone/conference/training/listening to music
size: 9.2 x 8.4 x 2.8cm
Material: ABS
colour: A-Black

Package Contents:
2 x loudspeaker
2 x headset
2 x strap
2 x Charging cable
2 x English instructions

Only the above package content, other products are not included.
Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.