Updated 9-24-01: ECHO-PHP Class is now available. ECHO-PHP Class drives all types of real-time credit card and check transactions using ECHO merchant processing�s free secure
payment gateway and open-source real-time software. Supports system check, address verification, authorization and deposit, deposit, credit, commercial card, electronic check
debit, and more. The new ECHO-PHP Class makes it easier than ever to connect to ECHO using this popular server-side, cross-platform, HTML embedded scripting language. Ideal for
all commerce applications. Perfect for ISP/IPPs to use for billing their clients, since this supports electronic checks as well.