1.Please note that this SSD can only suitable for Ipod. Isn't compatible with all laptop or macbook. 2.This 256GB and 512GB SSD can only fit in iPod video (30gb,60gb,80gb)and 7th Generation iPod classic(160gb). For the 80gb iPod classic and 120gb iPod classic the main board doesn't support to recognize more than 130gb hard drive.So they can only compatible with 128 gb SSD. Please confirm according to the model support form in the picture. 3.After the SSD is installed, please restore your Ipod through itunes. 4.We provide 2 years warranty, please do not damage the warranty label. Otherwise the warranty will not be recognized