Square Original Customer Display for Square Register (CS078 for CS079 Registers)Square Original Customer Display for Square Register (CS078 for CS079 Registers). Model: SPB4. From Square: Customer displays are not compatible across models. Customer Displays with Serial Numbers containing (CS078) are only compatible with Square Registers containing (CS079) Serial Number. Supported Payment Types: Magnetic stripe cards, EMV chip cards, Apple Pay, Google Pay, Samsung Pay, NFC cards. Must be docked or connected to Square Register at