Automatic self audio guide system mainly uses in museums, schools, governments, parks,etc.

No need guides to speak to visitors, when visitors walk through the Transmitter, visitors can hear the current MP3 stories one by one.

Signal distance: 1-60meters
92.00*42.00*9mm
2.8 inch screen.
4GB memory.
Keys: Play/Turn on, VOL+, VOL-
Support 2.4G fequency
1500mAh battery
Need charge 2.5hour with full charge.
Speak: 1.0W.
Type-C USB charge port
ABS+ PC material
120 hour stand by time
Can last 12 hours.