ict

3D printer

• input

• output

• both input output

• storage

dvd

• input

• output

• both input output

• storage

key board

• input

• output

• both input output

• storage

cd

• input

• output

• both input output

• storage

mic

• input

• output

• both input output

• storage

hed phone

• input

• output

• both input output

• storage