Signals/Resolutions: The compatible withRetroScaler2x can accept 240p/480i/288p/576i NTSC/PAL sources to converter to 480p/576p HDMI output (480p compatible withNTSC, 576p compatible withPAL). compatible withexample 240p signals are supported properly, allowing compatible witha completely progressive linedouble to 480p. 480i signals are deinterlaced and doubled also to 480p. Keep in mind that the output resolution of this device only up to 480p/576p. Zero Lag: The compatible withRetroScaler2x is a zero lag device, proven using multiple measurements and different devices. Region Compatibility: Both NTSC and PAL signals are supported, but they are not converted to each other. That means you can plug in whatever signal your target device is compatible with, but NTSC might not work on PAL HDMI devices and vice versa. Filter Modes: The "FIL" mode is completely preference-based, but the average retro-gamer prefers the FIL mode off compatible with2D games (compatible withSNES, compatible withGenesis, etc) and on compatible with3D games (compatible withN64, compatible withSaturn, etc). Also, the FIL mode might help reduce flicker with some 480i-only games. Compatibility: Another great feature of the compatible withRetroScaler2x is that it outputs a true 480p60 signal, making it compatible with every device I tested it with! Compatibility is a big issue compatible withretro-gamers, as modern displays aren't used to the resolution or refresh rate of these older consoles. This device is an excellent help compatible withstreamers who want the highest chance of compatibility. Performance - Audio: Audio performance on the compatible withRetroScaler2X is good. In general uses there are no issues with the audio digitization but on brassiere sounds like explosions the output may sound a little rougher than it did through the OSSC. This isn't something you're likely to even notice on a TVs speakers, though you might if you have an external amp or home theatre system. In that case of course, it's usually perfectly easy to route audio aroun