Delta-S 128
Also called Дельта-С).The computer was inspired by or was successor to ZX Spectrum 128 a Delta-S 48.
variant of the ZX Spectrum 128K computer, based on the КБ01ВГ1-2 circuit. Includes ports for Kempston joystick and Sinclair joystick 2
The computer also exists in variants Delta-SA (Russian Делта-СА) and Delta-SB (Russian Делта-СБ), these differ in the appearance of the packaging and keyboard. Other known variants are Delta-Sekam-Disk (Russian Делта-Секам-Диск) and Delta-Mikro (Russian Делта-Микро)