9 computer hardware, software, and peripherals for wireless payment transactions, namely, proximity payments, contactless payments, radio-frequency payments. Computers and computer programs for use in payment transaction processing; electronic cash registers, point of sale terminals, terminals for processing and transferring credit and debit card transactions and payments, for retail, wholesale and service industry applications, and computer software for enabling such terminals to perform payment transactions. Wireless terminals that enable Point-Of-Sale terminals and systems to exchange payment, coupons, vouchers, and loyalty cards and other payment related transactions with mobile devices, namely: cell phones, personal digital assistants, smartphones, pagers, digital organizers, proximity cards. Antennas, antenna adapters, and antennas for multiple proximity payment technologies. Computer software used to access and update payment transaction information across multiple communication and computing devices