Displaying outer diameter:300mm

Colours can be displayed: red/green/blue/cyan/purple/yellow/white/black, 8 in all

Model: CST-S300C80M  Frame pixel: 80*360  80*180  80*120

Displaying memory:4M

Power supply: input AC100V-240V, output 800mA/18V, power about 12W, external power supply adapter(Certificate: CCC/CE/UL or normal power supply)

Communication interface: RS232 standard serial interface (38400 bit/s, semi-duplex),or USB 1.1

Background music source:12 pieces of chord love songs

Speaker power: over 400MW

Flash memory read and write times: about 10,000 times

Electric motor: without brush, rotating speed: about 2300 revolutions/second.

Dimensions:330*340mm 

Net weight: 900g