Adjust latency value for audio output settings

Updated latency value for JACK/Headphones in the README.

Author: RaspberryFpc

README.md

@@ -83,13 +83,13 @@ Control / Field | Description
 **IP** | IP address to receive audio from. Use `0.0.0.0` to listen on all network interfaces.
 **Port** | UDP port for incoming audio. Default is `5010`.
 **Frequency** | Audio sample rate in Hz.
-**Latency** | Audio latency in samples. Typical values: 22000 for JACK/Headphones, 4000 for USB audio.
+**Latency** | Audio latency in samples. Typical values: 28000 for JACK/Headphones, 4000 or lower for USB audio.
 **Swap Byte Order** | Enable this if the incoming audio uses a different byte order (big/little endian).
 **Hide Window** | If enabled, the application window remains minimized or hidden once audio starts.
 **Test changes** | This button immediately applies the current settings without saving them.
 **Save changes** | This button saves the current settings to the configuration file for future use.
 **Delete Device** | This button deletes the selected device configuration. If the device exists, it will be recreated with default values at the next program start.
-
+**Volume** | Volume in %.
 ---
 
 ## 🎯 Latency Optimization