The Universal Remote Control is so small that you can easily fit it in your pocket, purse, or wallet. It also has a strong keychain clip if you would like to attach it to your keys. Use the Mini Keychain Universal Remote to control up to 500 brands of televisions. This item is easy to program and works within a few seconds. Simply point and hold the mute button to program. Great for bars, restaurants, the gym, schools, and hotels anywhere The laughs will keep on coming Get yours today and save Easy to use, just point and click; Easily prank anyone anywhere Specifications: Type: Mini Stealth TV Television Remote; Size: 2.25 x 1.25 inch / 5.5 x 3.5cm; How to set? Press the mute symbol key, enter the automatic search program. When the mute symbol appears on the TV screen, immediately release your hand, look at the other key is normal or not, if normal then set finish. If do not normal please re-search with the above method ...... Encounter this problem? 1. Spend more time when setting. A TV. There is only one code, but remote itself has a lot of code. In the search, sometimes appeared mute symbols but cannot be used. (Maybe your TV will appears several mute symbol, but only one mute symbol is correct) when a mute symbol appears unusable, then continue the search, until you find the correct one. 2. Sometimes use other methods, such as take out the battery after a few minutes re-setting. 3. Another method is restore the factory settings. Use something can conduct electricity, conducting the positive and negative. 4. If no response please restart the TV. Package Included: 3 x Mini Stealth TV Television Remote; 3 x Battery