The e-ink technology has been around for decades but only recently it capable of displaying complex pictures which makes it ideal for some use cases. Hisense A9 is an Android phone that utilizes this screen technology to save its battery, making it able to operate for several days, not hours. Immerse yourself in the 6.1-inch E Ink Carta 1200 display with 300 PPI, delivering sharp and crisp visuals. Enjoy a comfortable grip with the sleek and stylish black design, featuring a unique glitter sand texture. Experience smooth performance and seamless multitasking with the Snapdragon 662 processor and 4GB or 6GB…