Certification:CE, FCC, ISO9001 approval optional payment system:Coin mech , Bill valCashless MDB protocal support&DEX:YES Color:White, black, Custom Color is acceptable Location:Indoors or outdoors under shelter Vending telemetry:GPRS, WIFI, LAN, 3G, 4G, Ethernet etc. Service:Self-service, self-help Optional:Custom vending machine Payment:T T