• Overview

    Entry-level and portable system

    The NeXus-4 is an entry-level system for biofeedback and neurofeedback. It offers up to two channels of EEG, EMG, ECG and EOG signals as well as up to two peripheral signals like heart rate, relative blood flow, skin conductance, respiration, temperature, and more.

    Why NeXus-4?

    • 2 x bipolar ExG | 2 x AUX
    • Sample rates up to 1.024 Hz in 24 bit resolution
    • Active shielding for minimal noise and movement artifacts
    • Wireless Bluetooth for freedom in movement
    • Battery powered
    • Internal memory for ambulant recordings
    • Medical CE certified (IIa), FDA registered (II)

    Reliable and high quality signals

    NeXus by Mind Media stands for clean signals by using true shielding technology and carbon coated cables for minimal artifacts and noise. Built with high quality electronics and medical grade technology to perform very reliable and accurate measurements and analysis.

    Integrated multimodal data acquisition

    Integrated multimodal system for measuring and training a wide variety of physiological signals simultaneously.

    • EEG
    • EMG
    • ECG/ Pulse
    • Temperature
    • Skin Conductance
    • EOG
    • HEG
    • Force
    • Respiration

    Wireless data communication

    Communicate wirelessly in real-time using Bluetooth for a great deal of freedom during a biofeedback or neurofeedback session. Store physiological ambulant data on flash memory.

    Easy to use software

    The NeXus-4 comes with easy to use BioTrace+ software which provides protocols and training for almost every biofeedback or neurofeedback application. Highly customizable platform with a wide range of powerful tools for physiological research and signal processing.

  • Packages

    • Biofeedback I
    • Biofeedback II
    • Neurofeedback [1-2 channel]
    • Biofeedback & Neurofeedback
    • Research
  • Specifications


    Size112 X 66 x 28 mm
    Weight138 grams
    Safety classMedical CE certified (IIa), FDA registered (II)
    Warranty2 years
    InputsExG inputsAUX inputs
    Channels2 bipolar2
    Resolution24 bit24 bit
    Sample rate128 - 1.024 Hz128 Hz
    Input signal difference-100mV / + 100mV-2.0 V … +2.0 V
    Input com. mode range-2.0 V … +2.0 V-2.0 V … +2.0 V
    Gain factor19,51
    Noise< 1 μV RMS< 3 μV RMS
    Input impedance> 10^12 Ω> 10^12 Ω
    CMRR> 100 dB70 dB
    Accuracy±2 %±2 %
    ConnectorLEMO 0B series 6 pinLEMO 0B series 5 pin
    Data interface...
    Data interface
    BluetoothUp to 10 meters
    Data storage64 MB internal memory
    Power management...
    Power management
    Power supply2 AA batteries
    Operating time8+ hours