Usage:The receiver in repast or cafe for server receiving the calling messages of customers.
Usage:The receiver in lift for lift operating staff receiving the calling messages of customers.
Usage:The receiver in netbar and other places for server receiving the calling messages of customers.
Usage:The receiver in pool room for server receiving the calling messages of customers.
Usage:The receiver in teahouse and other places for server receiving the calling messages of customers.
Usage:The receiver in KTV and other places for server receiving the calling messages of customers.