Interview with Stina Ehrensvrd of Yubico and Necomimi the Brainwave Cat Ears
Hardware - MindWave headsets - measure brainwaves, EEG spectrums, processes Neurosky sSense meter for attention and meditation, EEG/ECG signal quality (if you take off the headset). T
They have headsets with ear-clips and a sensor arm. The ear clip is the reference and ground electrodes, and the EEG electrode is in the arm. Takes batteries. OS - Can connect w/ bluetooth to pair w/ computer, iOS, or android. Some headsets come with USB-RF dongle.