Secondhand Nexus 10 Neurofeedback-Biofeedback Device

Objective AI Report

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Report date: 11.11.2025

Mindmedia Nexus-10 MKII and Devon iRelax DT-70S Analysis Report

Overview and Product Description

The visuals show a Mindmedia-branded biofeedback/neurofeedback system and a Devon-branded iRelax personal stress management device, along with various accessories for these devices, arranged within a metal carrying case. The product set includes sensors, cables, software, and user manuals for professional use, as well as a device designed for personal relaxation. The overall condition of the set is quite good, as many parts are in their original packaging and unused.

Brand and Model Information

Based on detailed examinations of the products in the visuals, the following brand and model information has been definitively identified:

• Main System: Mindmedia Nexus-10 MKII (The phrase “Nexus-10 MKII User Manual” is clearly visible on the user manual.)
• Software: Mindmedia BioTrace+ Software (The brand and software name are clearly stated on the CD.)
• Personal Stress Management Device: Devon iRelax DT-70S (Brand and model information is present on the device’s box and the device itself.)

Areas of Use and Functionality

The Mindmedia Nexus-10 MKII system is a biofeedback and neurofeedback device that collects physiological data through sensors such as EXG, SC/GSR (skin conductance), and BVP/HR (blood volume pulse/heart rate). Such systems are typically used in clinical settings, research, and performance enhancement studies. The Devon iRelax DT-70S, on the other hand, is a device for personal use, helping the user achieve relaxation through breathing exercises by monitoring their pulse and heart rate variability.

Set Contents and Quantity Information

All products and accessories shown in the visuals are listed below:

• 1 metal carrying case
• 1 Mindmedia-branded white cardboard box
• 1 Mindmedia BioTrace+ Software CD
• 1 Devon iRelax DT-70S device
• 1 original Devon iRelax DT-70S box
• 1 iRelax carrying pouch
• 1 iRelax sensor and USB cable
• 1 “Quality Certificate” for iRelax (Date: 2016-01-20)
• 1 spiral-bound user manual titled “Manual Tecnico Nexus”
• 1 user manual titled “Nexus-10 MKII User Manual”
• 1 Weaver Nuprep Skin Prep Gel (114 g)
• Various Mindmedia Nexus sensors and cables in their packaging:
  • 2 EXG (Type: NX-EXG2B)
  • 1 SC/GSR (Type: NX-GSR10)
  • 1 BVP/HR (Type: NX-BVP1C)
  • 1 Ground (Type: NX-EXGREF)
  • 1 Temperature (Type: NX-TMP1B)
  • 1 NX-MINICAP-82-ST electrode set
  • 1 cable package labeled EL-2RT3
• Various black colored straps and connection accessories
• Numerous blue disposable electrode pads
• 1 white cardboard box labeled “GS18A12-P1J” (likely a power adapter)
• Various bagged connection cables and clips

General Condition and State

The overall condition of the products is very high. Most of the sensors, cables, and disposable pads are unopened, in their original sealed plastic packaging. This indicates that the set has been used very little or not at all. The Devon iRelax device and its box are clean and undamaged. The metal carrying case also has a sturdy appearance, without any dents or noticeable scratches.

Physical and Mechanical Deformation

No physical deformation such as scratches, breaks, cracks, dents, discoloration, or rust has been detected in any product or accessory examined in the visuals. The carrying case’s lock, internal compartments, and mesh pocket are in good condition. The pages and spiral binding of the manuals are undamaged. The products in their packaging appear as if they just left the factory.

Label Information and Technical Details

The following information is legible on the labels of the products:

• Devon iRelax Device Certificate:
  • Model: DT-70S
  • Date: 2016-01-20
• Disposable Product Package:
  • REF Code: H124SG
  • Lot Number: 7247A
  • Expiration Date: 2024.12.23
• Sensor Types: NX-EXG2B, NX-GSR10, NX-BVP1C, NX-EXGREF, NX-TMP1B

Potential Malfunction Risk

Considering the physical condition of the products, no situation indicating a potential malfunction risk has been detected. Especially the fact that many accessories are new and in their packaging indicates that the devices have been stored properly. There are no crimps, fraying, or damage to connection points on the cables. The general condition of the devices suggests a potential for long-term and trouble-free use.