Internal RFI and ESD protection prevents radio frequency interference and static damage. An integral ground reference plane provides immunity to electromagnetic environmental noise .
All subject contacts are corrosion-free , medical grade stainless steel for maximal signal flow.
Constructed using biocompatible housing and sensor materials to prevent allergic reactions. Each unit is professionally built in FDA inspected facilities using high precision surface-mount instrumentation components for optimal EMG performance. Two 5mm disks. Inter-electrode distance 20mm Contact Material Medical Grade Stainless Steel Body Size 40mm x 20mm x 10mm. Weight 35 grams.