Previous Product G4 Charging Adaptor with Cable $30.00 G4 Charging Adaptor with Cable quantity Add to cart SKU: CHR-DPT-WTH-CBL Category: G4 Foot Drop System Description Description G4 Charging Adaptor with Cable Related products Three year extended warranty. The purchase comes with a two year warranty. $1,000.00 G4 Functional Electrical Stimulation Foot Drop Technology $2,500.00 G4 Cuff Strap Extender $15.00