This is a Sony NW-S313-B Portable Digital Audio Player, part of the modern Walkman series. The device features a 4GB internal memory, compact and lightweight black body, and a clear display. It includes digital noise cancelling, offering improved listening quality by reducing ambient noise. The battery provides long usage time (up to approximately 52 hours of music playback, from manufacturer specifications). The player also supports Bluetooth connectivity, enabling wireless pairing with headphones or speakers. Equalizer modes and custom EQ settings allow users to fine-tune their preferred sound profile. The unit has been tested and confirmed working. Light cosmetic wear is present, but it does not affect functionality. A practical and reliable Sony Walkman model suitable for everyday use or for collectors of modern Sony audio products. Model / Type Nr: NW-S313-B Type of Item: Portable Digital Audio Player / Walkman Memory Capacity: 4GB Colour: Black Method of Shipment FedEx or Japan Post NOTICE The lot will be carefully packaged and shipped by FedEx or Japan Post. Delivery usually takes 1–2 weeks. The shipping method may vary depending on the item price and size. Sometimes Customs or the delivery company in your country may contact you by phone or email for clearance. Please make sure you are available to respond. If not, the parcel may be returned to me, and reshipping will cost more than twice the original shipping fee. I appreciate your cooperation.