Electro-Cap System I: Medium Cap (1), Electrode Board Adapter (1), Body Harness (m) (1), Quick Insert Electrode (1), Ear Electrodes (1 pr.), Disposable Sponge Disks (1 pk. 100), Needle/Syringe Kit (1), Electro-Gel (1-16 oz.),Special Head Measuring Tape (1), Ivory® Liquid (1-14 oz.), Instruction Manual (1), Instruction Video (1)

Electro-Cap System II: Large Cap (1), Medium Cap (1), Electrode Board Adapter (1), Body Harness (m) (1), Quick Insert Electrode (2), Ear Electrodes (2 pr.), Disposable Sponge Disks (1 pk. 100), Needle/Syringe Kits (2), Electro-Gel (2-16 oz.), Special Head Measuring Tape (1), Ivory® Liquid (1-14 oz.), Instruction Manual (1), Instruction Video (1)

Electro-Cap System III: Large Cap (1), Medium Cap (1), Small Cap (1), Extra Small Cap (1), Electrode Board Adapter (1), Body Harness (1 m; 1 sm), Quick Insert Electrodes (4), Ear Electrodes (2 pr.), Disposable Sponge Disks (2 pk. 100), Needle/Syringe Kits (4), Electro-Gel (3-16 oz.), Special Head Measuring Tape (1), Ivory® Liquid (1-14 oz.), Instruction Manual (1), Instruction Video (1)