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# 3.4.3 Consumer

A Kafka consumer is a client application that subscribes to Kafka topics and reads messages. It processes the received data for applications or downstream systems.

![](/files/VgEttsBF0GlvnQQAISRX)

Key componenets of Consumer Section:

 1\.   **Search:** Allows users to search for a consumer group using its Consumer Group ID.

2. **Group ID:** Displays the unique identifier of the Kafka consumer group. 
3. **Number Of Members:** Shows the total number of consumers in the selected consumer group.
4. **Num Of Topics:** Displays the number of Kafka topics subscribed to by the consumer group. 
5. **Consumer Lag:** Indicates the number of messages that are yet to be consumed by the consumer group.
6. **Coordinator:** Displays the Kafka broker responsible for managing the consumer group.
7. **State:** Shows the current status of the consumer group (for example, Stable, Empty, or Dead).