If there is a problem with the item, we will accept returns and refunds, or if there is an equivalent model, we will ship a replacement, so please rest assured. However, please be sure to check the operation of the item after it arrives and then give your receipt evaluation. Sony Walkman NW-A25 Capacity is 16GB Playback has been confirmed. Initialized. Button response and volume adjustment are no problem. Charging has been confirmed, no problem. Hold switch is no problem. Bluetooth compatible. Hi-Res compatible. Used, so there are minor scratches. No cracks on the LCD. There are minor scratches. Box, instruction manual, and charging cable are included. Please be sure to check on the manufacturer's website whether the app is compatible with each model. Also, if you accidentally purchase the item, the buyer will be responsible for the shipping costs. Other items can be purchased at the same time. Purchases without comments are welcome. We will give a small discount for simultaneous purchases of other items. Thank you very much.