... working mode.-DND, cleaning, wait, check out, SOS services request information notice to the front desk real-time , the customer ... , avoid strong smooth dazzling; 2, improve hotel scale and service level By he unique function ,BWRC300 system will help hotels ... :guest enter/exit infothe Guest identityDND, clean, wait, other service request, SOS will real-time response;real-time detection the operation ...