Orei XD-940 RCA/S-Video to NTSC 4K HDMI 50/60 Hz Multi-System Digital Audio Video Converter, Dual Voltage Change RCA Composite or S-Video to HDMI Converter - Automatically convert signals from PAL or NTSC analog to NTSC Digital Support Up-Scaling Output Resolution Upto 4K Specially designed to work with any Analog source like Satellite Receivers, cables boxes other devices with no HDMI connection Built-in Time Base Correction (T.B.C) for signal synchronization World Wide Power supply. 100-240 50/60 Hz auto switching power supply for use anywhere in the world.