Physical resolution: 1920*1080 Projection technology3.5"LCD Display technology Light source: LED Power: 60W (maximum) Lumens: 5000LM Projection distance: 0.9-3m Projection size: 30-120 inches Projection ratio: 16:9 Light source life: 30000 hours Whether built-in speaker: Yes Projection method: front projection Input power: AC110-240V 50/60Hz Input terminal: AV/USB/HDMI/TF Menu languae32 types of national languages Projection size30-120 inches Speaker3W Independent sound cavityWeightG.W 1.0KG Size215x211x180mm Wireless connectionsWIFI bluetooth 4.0 Operational controlInfrared remote control Support audio format: MP3/APE/OGG/AAC/FLAC/ATRA Support picture format: JPEG/BMP/PNG/GIF Support video formatMKV/AVI/MOV/MP4/TS/ASF/FLV/PMP/MPG/VOB/WMV