This is the early Kiev 4A with the uncovered self timer lever. The later version has the self timer lever like the Kiev 5.
Frame size: 24x36.
Lens: Jupiter 8M 2/50;
Shutter: 1/2s, 1/5s, 1/10s, 1/25s, 1/50s, 1/125s, 1/250s, 1/500s, 1/1250s + B.