The ProComp5 Infiniti measures up to five channels of your choice for both neurofeedback and biofeedback training. The Procomp5 with BioGraph Infiniti software is a versatile five channel system. The first two sensor channels provide ultimate signal fidelity (2048 samples per second) for viewing raw EEG, SEMG, EKG and HR/BVP signals, while the remaining three channels sample data at 256 samples/second for slower signals such as respiration, temperature, GSR, force, etc.