About this item This TV headphone features a 3.5mm AUX jack and comes with 3.5mm-to-USB and RCA adapters. Please ensure your TV has at least one of the 3.5mm AUX, USB, or RCA ports. No built-in microphone is included. COMPATIBLE WITH SMART & NON-SMART TVs, COMPUTERS & MORE - This extra-long cord headphones feature a 3.5mm AUX audio jack, making them compatible with most TVs. For newer smart TVs without a 3.5mm audio output port, you can use the included USB-A adapter for easy connectivity. The included RCA adapter further expands compatibility with older TV models. With 3 connection options, you can always find the right port for these headphones. VERY LONG CORD TV HEADPHONES - These wired headphones come with an extension cable, allowing you to connect to your TV from up to 20 feet away. Unlike others with a spring-coiled cord, our straight extended cable helps reduce strain during use and fully extends to provide a TRUE 20-foot reach. You can easily adjust the length using the pre-in