Trying to get a classic console like the NES, SNES, Sega Genesis, or Nintendo 64 to show up on a TV with only an antenna/cable input can feel like a puzzle. Many modern displays have dropped the old RF connector, but if your TV still has one, a vintage RF switch can be the missing link.
Quick verdict
At USD 15.99, the Vintage Mad Catz Auto RF Switch Model 6004 gives you a wired, manual way to route signal from your retro console to a TV. It is a used unit, but it has been tested for basic functionality and shows no broken pieces or cut cords. If your TV has a coax input and you own one of the listed consoles, this is a practical piece of retro kit.
Who it suits
This switch makes sense for collectors who already have a TV with an RF/coaxial input and a working Sega Genesis, SNES, NES, or N64. It also suits someone who wants a period-correct accessory rather than a modern converter. It is not for anyone who needs HDMI output; you would need a separate converter for that.
What stands out
The unit includes 'To Game', 'From Ant', and 'To TV' connections with a built-in cable, and the manual channel switch gives you CH3/CH4 options. The 6-foot cable allows some flexibility in where you place the console. Compatibility spans multiple classic systems-Sega Genesis, Super Nintendo, NES, and N64-though you will want to confirm the connector matches your exact console model. The Mad Catz branding and Made in Taiwan label point to its vintage origins.
Meaningful trade-offs
This is a used accessory and shows surface wear and dust from storage, along with minor cosmetic signs of age. It has been tested for basic functionality, which is helpful for a vintage part. Because it uses RF, video quality will be more limited than composite or component output. Also, the manual CH3/CH4 switch means you will have to set the channel yourself.
Product note
#### Vintage Mad Catz Auto RF Switch Model 6004 Sega Genesis SNES NES N64 TV Adapter

At USD 15.99, this is a straightforward way to add an RF connection to an older TV setup. The reason to choose it is its multi-console compatibility and included 6-foot cable. The trade-off is that it arrives used with visible wear and uses RF instead of a sharper output signal, so it is best for getting a classic console onto a CRT or older TV rather than on a modern display.
Bottom line
If your retro gaming setup still uses a TV with an RF input, this Mad Catz Auto RF Switch offers a simple hookup at USD 15.99. Keep your expectations reasonable for a used vintage accessory, and confirm the connector fits your console before buying.