Input : DC12~24V

Dimension : 86x86x32mm

Weight : 124g

Max. Volume : 8 ohm 1.5w (external speaker : 4~8 ohm 3w)

4 language setting: 

1. Cantonese > Mandarin > English

2. Cantonese > Mandarin

3. Cantonese > English

4. Mandarin > English