The Message Broker is compliant with the latest WS-Eventing specification. It's easy-to-use Amazon SQS API provides a standard interface for your message queuing requirements.
The underlying JMS engine handles WS-Eventing/JMS synchronisation that enables exposing and consuming your events using two different standard API's.
All the topics, subscriptions and queue details can be monitored using MB Management Console
Simple Queue Service(SQS) is a web service interface to do queue related operations. Message box provides this service. Please find more details on how to use SQS in WSO2 MB Samples.