Feel free to look at some of the links below for further information on Neurofeedback and the equipment used.
The Biofeedback Certification International Alliance: www.bcia.org
The Association for Applied Psychophysiology and Biofeedback: www.aapb.org
BrainMaster Bio- and Neurofeedback equipment: www.brainmaster.com
The International Society for Neurofeedback and Research: www.isnr.org
qEEGPro - http://qeegpro.eegprofessionals.nl/
Biofeedback Association of South Africa: http://biofeedbacksa.co.za