Sound hint circuit introduces into automatic sound hint, making system's interface much more friendly.
2
自动通知催缴的功能是当用户余额小于一定金额时,进行短信或电话语音提示,提醒用户缴费或催缴。
The balance notify function is automatic notification when the user's balance is less than a certain amount, a text message or telephone voice prompts to remind the user to recharge.