HP Sprocket Plus, ZINK (Zero ink), 313 x 400 DPI, 2.3" x 3.4" (5.8x8.6 cm), Borderless printing, Bluetooth, Direct printing HP Sprocket Plus. Print technology: ZINK (Zero ink), Maximum resolution: 313 x 400 DPI. Maximum print size: 2.3" x 3.4" (5.8x8.6 cm). Borderless printing. Bluetooth. Direct printing. Product colour: White https://www.goodhousekeeping.com/uk/product-reviews/tech/a687066/hp-sprocket-plus/ Love the idea of printing photos from your smartphone but want them a little bigger than those created by other Bluetooth printers? The HP Sprocket Plus is ideal as it creates prints that are 30% bigger than the average Bluetooth printer. Simple to use, t... We love the photo booth feature that allows you to take four different timed shots and print them on one photo just like a traditional photo booth would, The prints are clear and sharp although we did find them come out slightly darker than in real life,... Slow to print, taking an average of a minute per photo, You can't remove red eyes from images A simple and easy to use Bluetooth printer. It's great if you want larger than usual prints and want to give your photos a little bit of extra fun...