S-Probe, 32ch, stereotrode configuration; 100µm interelectrode spacing, 75 intraelectrode spacing; 125mm total length(25mm; 640µm dia reinforcement tube); 300µm probe dia; 1x CON/32m-V-connector interface; 700µm tip to 1st site; fluid channel between sites 20/22, 28/30. Working OK. Fluid channels work OK. Odd number sites have oval shape