· Replacement For Insignia 70F501NA25 70-inch, NS-75F501NA25 75-inch F50 Series LED 4K UHD Smart TV· Pair Your Remote: 1. Press the Left, Menu, and Back buttons simultaneously, and hold for 10 seconds.<br> 2. Wait for 60 seconds.<br> 3. Remove the batteries from your remote, unplug yourLED TV device, and wait 60 seconds.<br> 4. Plug your LED TV device back in, and wait for the Home Screen to display.<br> 5. Hold the Home button on your remote for 40 seconds, then wait 60 seconds for setup to complete.· Power Supply: 2X 1.5V AAA Alkaline Battery· ***Battery and User Manual Not Included· NS-RCFNA-21