The Contractor shall provide the following NIRx Medical Technologies, LLC manufactured item:Quantity one (1) NIRSport2 8-8 Core System Unit that shall meet the following requirements:Wireless recording from at least 20 channels (eight (8) sources and eight (8) detectors).Flexible and configurable in number and location of sensors across the scalp with at least eight (8) sources and eight (8) detectors.Compatible with Lab Streaming Layer (LSL) data stream synchronization.Ability to record short-channels per each light source for robust artifact correction. Both movement artifacts and systemic artifacts shall be inhomogeneous across the surface of the scalp. Ability to operate in a wireless configuration to allow for whole body movement of study participants.High-powered Light Emitting Diode (LED) sources (at least one (1) volt, maximum 33 milliwatts per