a) Onboard blue LED indicator for Bluetooth connection feedback.
b) High-definition speakers, playing various audio effects in real-time.
c）App supports dynamically play various audio effects, recordings, and SD expansion card audio files.
d) Support Arduino IDE programming, and provide runtime to simplify programming.
e) Support Robobloq graphical programming for all ages.
f) The on-board gold-immersed M4 mounting holes are easy to install and use the RJ11 interface for convenient connection.
a) Operating voltage: DC 5V
b) Working temperature: -20°C-70°C
c) Working current: 300mA
d) Working mode: APP Bluetooth mode; TF card mode
e) Size: 58 x 43 x 28 mm (length x width x height)