Video input system: NTSC/PAL/SECAM (auto selection)Display resolution: 320*240 (QVGA)Display size: 38-inch virtual screen (2m distance effect)Diagonal dimensions: 0.24"Active pixel area: 4.8mm*3.6mmViewing angle 26(diagonal):Frame rate: 60-75HZWorking voltage: DC 3.3VNet weight: 70gWorking ambient temperature: 0-60°C Demodulator Mode COFDM: 2K and 8KFrequency Range: 51--858.0MHZBandwidth: 6M / 7M / 8M Input Signal Voltage: -75--20dbmInput Impedance: 50 (RF connector)Video Decoder: MPEG-2 compatible 1.5--15Mb/s, (720*576) standard, NTSC/ATUOPAL/PAL60 CompliantAudio Decoder: MPEG-2 Layer1&2AV Output: Video: RCA*1, Audio: RCA*2(Left/Right Audio Channel) +Mono RCA*1RF Output: UHF 21--69Files Type: AVI (MPEG-4) MPEG-1\MPEG-2, DVD\Quick Time MOV\WMV MP3\WMA JPEG BMP\TIFF\GIF\PNGBattery Capacity: 3000MAHPower Consumption: +4wWorking ambient Temperature: 0-50°C producing area:China payment:L/C,T/T