This is the ZX Spectrum in a DKtonics Keyboard, basic specification: CPU Z80A Speed 3.5Mhz Word Length 8 bit ROM 16k RAM 16/48k Graphic Modes 1 Text Modes 1 Colours 8 Date 1983 The introduction of the ZX Spectrum+ made it rather redundant. Categories: Sinclair Computers Community content is available under CC-BY-SA unless otherwise noted.