The portable projector Rombica L300 can be operated from the mains or from the built-in battery. It is also capable of playing files from a USB media or microSD memory card and has a built-in sound speaker. Battery lamp life up to 20,000 hours • Portable, can be taken with you anywhere • Resolution: 320*240P • Reads files from USB or microSD • Built-in 1000mAh/3.7V battery • Built-in speaker • Long lamp life up to 20,000 hours Resolution: 320*240P (LCD) Brightness (lumens): 300 lm Contrast ratio: 1000:1 Lamp life: up to 30,000 Projection distance: 1 - 3.8 m Projection size: 0.86 – 3.3 m Noise level: 25 dB Speakers: 1*1W Built-in battery: 1000mAh/ 3.7V Interfaces: Composite audio-video input, 3.5mm audio output, DC-in, Micro-USB (power supply), USB Type-A, microSD (HC) Maximum resolution: 1080P Video formats: MPEG1, MPEG2, MPEG4, H.263, H.264, MJPEG, AAC, MPEG, MKV, MP4, MPEG, MOV, AVI, VOB Audio formats: WAV, MP3, AAC, FLAC Images: JPG, PNG, BMP