In duplex mode, both the sender and receiver can transmit at any moment without restrictions.

Advantages
| Advantage | Description |
|---|---|
| High-Speed Communication | Fastest data transfer without delays before starting |
| Suitable for real-time communication | Suitable for applications like video calls where communication is constant and bidirectional |
Disadvantages
| Advantage | Description |
|---|---|
| Complexity | Much more difficult to implement than other transmission modes as it requires collision handling and error control |
| Cost | Hardware costs are greater due to more complicated implementation |