V-Probe, 32ch, 15 stereotrode configuration, 150µm electrode spacing, 150µm intraelectrode spacing, 120mm total length(30mm; 640µm dia reinforcement tube); 300µm probe dia; 1x CON/32m-V connector interface; 820µm tip to 1st site; Sites 14, 19, 25, 29, 31 not working.