The HP Sprocket is a compact HP photo printer. This pocket printer is suitable for use with your mobile and tablet. Via the HP app you can edit photos from social media with emojis, filters and text. Via bluetooth, NFC or AirPrint you wirelessly send your photo to the HP Sprocket for printing. Moreover, you do not have to replace cartridges, because this mobile photo printer uses the inkless ZINK technology. With this you print your photos by means of heat on special ZINK paper.