PreSonus’ SW5E AVB switch supplies five AVB ports with secure. locking XLR Ethernet jacks. This, along with its robust construction, makes the SW5E an especially good choice for live sound systems. Network Link/Activity indicators help you ensure that network data is flowing properly. Tough enough for live sound. A great networking solution for StudioLive digital mixers. PreSonus’ SW5E AVB switch is designed to connect digital audio devices over long distances using CAT5e or CAT6 Ethernet cable. The device provides Power over Ethernet (PoE) and allows for the routing of audio anywhere on the network with extremely low latency. The AVB protocol provides a high-precision clock that significantly reduces harmonic distortion and phasing, ensuring the audio remains clean and clear.