MobiCash offers Anyone with a cell phone (even the oldest of cell phones) a convenient, simple , easy to use mobile payment and banking at low transaction fees regardless of the device or the mobile network operator you use. MobiCash is a complete mobile payment platform that works immediately on every existing cell phone. Transactions are securely signed with NSDT™ (Near Sound Data Transfer), a technology that sends “cryptosounds” through the phone’s audio channel to enable contact-less mobile payment.