Pinit Pathway Preamplifier SKU: 1003339 $249.99 Quantity discounts available QuantityPrice Quantity -+ Add to Shopping Cart Details Pathway® sEMG Preamplifier (Available in White or Gray) for the 6750 Electrodes for the MR Series sEMG Systems and TR Series sEMGs. 5' length. Product Reviews DetailsProduct Reviews Back Pathway® sEMG Preamplifier (Available in White or Gray) for the 6750 Electrodes for the MR Series sEMG Systems and TR Series sEMGs. 5' length. Back