The Ripl One Loop is the first headband with a wireless tactile stimulation module that sits on the neck and converts low frequencies into vibrations. Use the sliding volume control on the earphone cable and adjust the audio levels going into your ears. Each kit contains:
 
Ripl Adjustable Headband
Ripl One Wireless Module
Ripl Earphones With Additional Ear Tips
Rechargeable AAA Batteries
Ripl Soft Carrying Bag