S-Probe, 16ch, 150µm electrode spacing, 150mm total length(20mm; 640µm dia reinforcement tube); 236µm probe dia; 1x CON/16m-V connector interface; 580µm tip to 1st site; Site 1 is oval shaped, inter-electrode distance between sites 1 and 2 is 185 um. Fiber optic on channel 4/5