1. Plug in the TV cable (connect the closed circuit for analog TV signal); 2. Connect the TV's HDMI cable to the receiver's HDMI interface and the other end to the TV's HDMI in interface; 3. Turn on the TV, use the signal switching function on the TV's remote control, and select the HDMI signal input mode; 4. When the receiver's power is connected, use the included remote control to start the machine. Press the MENU button in the middle of the receiver's remote control - right move button - preset button - press the down move button - automatic preset search - and then click to the right to start the search. (P+- is up and down, V+- is left and right and is the confirmation button) 1. Simple operation, convenient, clear display, volume and channel management in the selector window. 2. The received signal is stable and reliable and can receive and store 251 TV channels, which can meet the needs of the cable TV network in the future. 3. Wide voltage range (110-240V) for switching power supply is used, high efficiency, low heating, safe and reliable. 4. Equipped with remote control shutdown, regular shutdown, and 10 minutes without signal automatic shutdown function. 5. Suitable for all TVs with HDMI input. Suitable for projectors, multimedia teaching, network engineering, etc. Voltage range: AC 110V-240V Power consumption: Less than 6W Gender: Male-Female Connector A: Coaxial Connector A: HDMI External power source: Yes Connector B: HDMI Size: 10.2 * 6.4 * 2.2 cm Weight: 150g Type: Analog TV receiver adapter Package: Yes Plug Type: EU Plug Plug Type: EU Plug, it applies to Indonesia, Germany, France, Spain, Italy and so on. Color: gold material: plastic Package contents: 1 * Converter 1 * Remote control 1 * Power supply Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.