Ultimate 2000 AX PC to TV (VGA to AV )Converter Box Vertical Frequency(Hz) up to 85Hz Ultimate 2000 AX PC to TV (VGA to AV )Converter Box1) Pure hardware design, compatible with any operation system. 2) Support 640*480, 800*600, 1024*768, 1280*1024 display mode. 3) Vertical Frequency(Hz) up to 85Hz 4) Switchable NTSC, PAL, PAL-N, and SECAM video system 5) Supports Position control & MENU button 6 ...