6 @item Client-server architecture. All clients send their output to the
7 server, while it copies it to other clients. However, as a rule, there
8 is single client speaking at one time.
10 @item 20ms frames with @url{https://opus-codec.org/, Opus}-encoded audio
11 with PLC (Packet Loss Concealment) and DTX (discontinuous transmission)
12 features enabled. Optional @ref{VAD} (voice activity detection).
14 @item @url{http://noiseprotocol.org/, Noise}-NK protocol-based 0-RTT
15 single round-trip handshake over TCP between client and server for
16 creating authenticated encrypted channel and authentication based on
17 server's public key knowledge.
19 @item Fast ChaCha20 encryption with SipHash24 message authentication.
21 @item Rooms, optionally password protected.
23 @item Fancy TUI client with mute-toggle ability by external utilities.