The Sony XDRV1BTDW has a compact sleek design that you can carry anywhere. Paired with its 25 hour battery it's perfectly equipped for enjoying full-range stereo music on-the-go or anywhere in your home. The top features of the Sony XDRV1BTDW are; - Listen to your favourite radio stations on-the-go thanks to the rechargeable battery that can last up to 25 hours on a single charge - Pair up with your favourite smart device with the built in Bluetooth & NFC NFC technology allows you to pair the radio with another smart device simply by tapping the two together you can also listen to your favourite tunes from your device though the 45mm full range stereo speakers - giving maximum impact and clear sound.