vinabty new replaced remote fit for apple tv 2 3 a1156 mm4t2zm/a a1294 md199ll/a mc572ll/a mc377ll/a a1427 a1469 a1378 mm4t2am/a mac music systemVINABTY New Replaced Remote fit for TV 2 3 MC377LL/A Mac Music SystemNew replaced remote control, Just need install new battery to use; Sometimes when your 2nd 3rd generation TV paired with your lost remote, you need go to the main menu of your TV, find the Choose Settings, Remotes, then choose Unpair your lost Remote. Lastly, pair step: turn your TV on (unplug then plug back in) wait for it to fully start up. Then back away about 5 ft press the menu and left button at the same time hold for 6 to10 sec. If you still have any doubt with it, please contact us freely. We are promised to solve your problem;Material: Plastic; light weight; Color: black;90 Days US warranty; Some known working TV models: MD199LL/A, MC572LL/A, MC377LL/A, A1427, A1469, A1378 MM4T2ZM/A A1294;Here are some tips may help you: 1. remove battery plastic shield 2. try to control Apple TV 3. if not unpair and pair the remote by pressing menu and left at the same time for 6 sec to impair then menu and right for 6 sec to pair 4. if it doesn't work and you have no other way to control Apple TV, restore and update it by plugging it into your iTunes. Search for directions on your model. You must have a compatible USB cable to do this.Please Note: The battery CR2032 contained ; after you received the remote control, please make sure children out of the touched the battery . Thank you for your attention!