LCD Image System Wireless 2.4G intergated module for Smartphone Connection (EzCast Support iOS/Android/Windows) LAMP: LED Native Resolution: 640x480 Maximum Supported Input Resolution: 1920x1080 Brightness: 30 ANSI LUMENS Contrast: 500:1 Aspect Ratio: 4:3/16:9 Noise < 50dB Picture Size: 34-100" Throw Distance: 1.2 to 3.5m  Aspect Ratio: 4:3/16:9 Speaker: 2W*1 Power Supply: 100-240V 50/60Hz Weight: 0.9kg Input: USB (media player), SD, HDMI, IR Output: Headphones Jack and 5V USB for power Accessories Included: Power Cable, Remote Control, Manual Supports most* media files, images and txt format CE, ROHS, FCC