Portable 4K WiFi Bluetooth LED Projector (720p for Android Version) Black Features: It can create broad auditory effects with a built-in compound diaphragm large volume speaker. HD image processing helps reduce jagged sense, create smooth and clear picture and more outstanding details. Use diffuse reflection imaging to protect eye, avoid feeling visual fatigue caused by long time watching, suitable for the whole family. Double vortex fan system, fully optimized the air duct curve, turbine circulation airflow, strong heat dissipation effect, ensuring stable and smooth system operation. Rich expansion interface, support dual USB, HDMI, YGA/headphone interface, AV, KTV equipment, audio equipment, etc., support access to game consoles. Meet all the needs of projector enthusiasts.   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 brush software) Physical Resolution: 1280 x 720 Brightness: 1500 Contrast: 1000:1 Screen Ratio Column: 4:3 / 16:9 Projection Ratio: 1.4:1 Keystone Correction: ±15° (manual) Lamp Life: >30000 hours Transfer Box Size: Approx. 570 x 300.2 x 410mm / 22.4 x 11.8 x 16.1in Operating Mode: Manual and remote control operation Instruction Manual Language: Chinese, English GPU: For Mali-400 MP, two cores Storage Space EMMC: Software changed to 16GB (actual 8GB) Network: Support for wireless networks Video: Maximum support 1920 x 1080 Image: Universal image ROOT: Not supported 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 Machine Power: 50W-60W Whether Support 3D: Support red and blue 3D Color Box Packaging Size: Approx. 293 x 110 x 190mm / 11.5 x 4.3 x 7.5in Working Temperature: Temperature -10 ° C to +35 ° C Humidity: 10% ~ 90% RH No condensation. Operating System: Deep Optimization for Android 6.0 CPU: MSD6A358 Cortex-A35 quad-core 64-bit main frequency 1.3-1.7GHz RAM: Software changed to 2GB (actual 1GB) Bluetooth: IEEE 802.11b/g/n; Bluetooth standard: BT4.2 backward compatible Remote Control Type: Infrared remote control / Bluetooth remote control Audio: Universal Audio Timed Shutdown: Support Input Interface: AV input, USB input, big memory card or small TF card read input. HDMI input, VGA input Output Interface: Speaker or stereo headset or Bluetooth 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.); Support image zoom, 360 rotation, and support viewing images in full screen. Video Files: Support formats such as MP4, RMVB, AVI, RM, MKV, etc. Text Reading: Support TXT format   Package List: 1 x Projector 1 x Instruction Manual 1 x Bracket 1 x Power Cord 1 x Remote Control (2 AAA Batteries Not Included) 1 x AV Line