DIRECTION FOR USE: 1.Insert the TV cable (enter the closed route of analog TV signal); 2.Plug the HD·MI cable of the TV set into the HDMI interface of the receiver, and the other end into the HDMI in interface of the TV set; 3.Turn on the TV, use the signal switching function of the TV remote control, and select the HDMI signal input mode; 4.When the receiver power is plugged in, use the supporting 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 right click to start searching. (P+- is up and down, V+- is left and right and is the confirmation key) FEATURES: 1.EASY TO USE: Enjoy hassle-free operation with our HDMI converter adapter. With a clear display and remote control, you can easily adjust volume and channel settings. 2.MULTIPLE CHANNELS: Our analog full-standard channel selector can receive and store up to 251 channels of TV programs, ensuring stable and reliable signals for future cable TV networks. 3.ENERGY EFFICIENT: Our analog TV receiver features a switching power supply with a wide voltage range (110-240V), high efficiency, low heat generation, and safety and reliability. Plus, it comes equipped with a remote control shutdown, timer shutdown, and 10-minute no signal automatic shutdown function. 4.WIDE COMPATIBILITY: Our converter adapter works with all TVs with HDMI input ports, making it perfect for projectors, multimedia teaching, network engineering, and more. PACKAGE INCLUDE: 1 x Converter 1 x Remote Control 1 x Power Supply