Two-channel Venous-Occlusion- Plethysmograph with buildt-in two-channel Photoplethysmograph for quantitative measurement of arterial inflow (resting flo With program-controlled pneumatic-unit, self balancing measuring bridges, microcomputer and thermo-array-recorder for recording the curves and printing the digital results. Photo-plethysmograph for record of the arterial pulses from toes and fingers and for record of the changes of blood filling in the veins for test of venous valves. Compact case with selector for starting the standardized measuring procedures - manometer for supervising the cuff pressure. Weight: 16 kg - size: 45 x 14 x 26 cm