Model: SD30
Resolution: 320*240
Brightness: 450 lumens
Screen ratio: 16:9/4:3
Noise: less than 15 sounds
Input port: USB/SD/AV
Output port: AUDIO OUT
Projection method: desktop front projection
Projection technology: single-chip LCD
Adjustment function: manual focus
Drop screen size: 20-80 inches
Display scan frequency: 50-60HZ
Product size: 12*8*4cm
