1、Built-in composite diaphragm large volume speaker. Create a wide range of auditory sound effects. 2、High-definition image processing reduces jaggedness, smooth and clear images, and superior detail. 3、Diffuse reflex imaging protects the health of the eyes. Even if you watch it for a long time, you will not feel eyesight fatigue. It is a healthy way of viewing for the whole family. 4、Double vortex fan system, super power, efficient heat dissipation, turbo cycled airflow concealed heat dissipation design, the system fully optimizes the air duct curve, and strongly enhances the heat dissipation effect to ensure stable and smooth system 5、Rich expansion interface and support for access to game consoles. Support dual USB, HDMI, YGA/headphone interface, AV, KTV equipment, audio equipment, etc., to meet the fans of the projector. Create more entertainment. Features: Built-in composite diaphragm large volume speaker. Create a wide range of auditory sound effects. High-definition image processing reduces jaggedness, smooth and clear images, and superior detail. Diffuse reflex imaging protects the health of the eyes. Even if you watch it for a long time, you will not feel eyesight fatigue. It is a healthy way of viewing for the whole family. Double vortex fan system, super power, efficient heat dissipation, turbo cycled airflow concealed heat dissipation design, the system fully optimizes the air duct curve, and strongly enhances the heat dissipation effect to ensure stable and smooth system operation. Rich expansion interface and support for access to game consoles. Support dual USB, HDMI, YGA/headphone interface, AV, KTV equipment, audio equipment, etc., to meet the fans of the projector. Create more entertainment. Support image zoom, 360 rotation, and viewing images in full screen. Specification: Supported Languages: Czech; Chinese; English; Danish; German; Spanish; Greek; French; Croatian; Italian; Hungarian; Dutch; Norwegian; Polish; Portuguese; Russian; Romanian; Slovenian; Serbian; Finnish; Japanese; Korean; Slovak. 23 languages (Japan, Korean language requires separate flash software) Physical Resolution: 1280 x 720 Brightness: 1500 Contrast: 1000:1 Screen Ratio Column: 4:3 / 16:9 Projection Ratio: 1.4:1 Projection Technology: LCD Maximum Resolution Support: 1080P Number of Supported Colors: 16770K Projection Size: 32-150 inches Projector Distance: 0.8M-3.8M / 2.6-12.5ft Best Projection Distance: 1.2-2M / 3.9-6.6ft Keystone Correction: ±15°(manual) Lamp Life: >30000 hours Whether Support 3D: Support red and blue 3D Operating Mode: Manual and remote control operation Input Interface: AV input, USB input, big memory card or small TF card read input, HDMI input, VGA input Output Interface: Speaker stereo headphone output Audio Files: Support MP3, WMA, AAC audio files, etc. Seven sound effects + SRS Image Files: Support common formats (such as JPEG, BMP, PNG, etc.) Video Files: Support formats such as MP4, RMVB, AVI, RM, MKV, etc. Text Reading: AV input, USB input, memory big card or TF small card read input, HDMI input, VGA input Package List: 1 x Projector 1 x Instruction Manual 1 x Bracket 1 x Power Cord 1 x Remote Control (2 x AAA batteries are not included) 1 x AV Line