The HD Encder Modulator supports 4 CVBS, 4 YPbPr, and 4 HDMI input and 1 RF  female output. A channel can carry up to four high-definition programming. After coded and modulated, the input signal can be directly output or mixed output with original TV signal. It can be widely used at home entertainment, security, protection monitoring, hotel LCD panels, shopping mall advertising, etc.. Input: HDMI (Type A), Component Video (YPbPr), RCA Jack (75 ohm), Composite (CVBS), RCA Jack (75 ohm) Output: DVB-T modulator (F female), Frequency 50 ~ 950 MHz. Power Supply: DC +12V, 1A Output Level: 0 dBm