Power, Performance and Portability. Why compromise signal quality for laptop portability? Nihon Kohden’s EEG-9100 works for you when and where you need it – off-site, in-hospital or at a physician’s office – with the same powerful performance as our EEG-1200. Recording capabilities include EEG, PSG, ICU, IOM and LTM for epilepsy. Compatible software options include cEEG Trending, Polysmith® sleep analysis and spike/seizure detection.