1)Wireless Terminal with Charge and Billing Fuction; 2) can be ... 3)charging by SMS,STK or USSD Wireless Terminal with Charge and Billing Fuction Brife Introduction"Air recharge" ... a account in BOSS system, and bind a account with mobile phone numbers. Of course, it should be ... in the vast rural areas, it will provide customers with more flexible and convenient recharge (payment) services and enhance ...