Onyx Boox is having a back-to-school sale on a large number of its writing tablets and e-book readers. The Onyx Boox Palma 2 Pro is a premium, smartphone-sized mobile ePaper reader featuring a 6.13-inch Kaleido 3 color E Ink display. One of the best deals is for the BOOX Go 10.3 Gen 2, which is $20.00 off. The Onyx Boox Go 10.3 (Gen II) series consists of two high-performance, 10.3-inch monochrome ePaper tablets running an open Android 15 operating system: the standard Go 10.3 Gen II (Classic) and the Go 10.3 Gen II Lumi. The Onyx BOOX Tappy is a retro-styled, typewriter-inspired wireless Bluetooth page-turner remote.