diff --git a/main.go b/main.go
index fa5349a..51a18b5 100644
--- a/main.go
+++ b/main.go
@@ -6,6 +6,7 @@ import (
 	"log/slog"
 	"os"
 	"os/signal"
+	"time"
 
 	"github.com/godbus/dbus/v5"
 	"github.com/holoplot/go-evdev"
@@ -49,6 +50,7 @@ func main() {
 		input.Close()
 	}()
 
+	var lastOn time.Time
 	// Start listening for PTT key
 	slog.Info("Starting event listener", "version", Version)
 	for !done {
@@ -62,10 +64,12 @@ func main() {
 		}
 		if ev.Code == evdev.KEY_F24 && ev.Value == 1 {
 			slog.Info("PTT ON")
+			lastOn = time.Now()
 			obj.Call("net.sourceforge.mumble.Mumble.startTalking", 0)
 		}
 		if ev.Code == evdev.KEY_F24 && ev.Value == 0 {
-			slog.Info("PTT OFF")
+			speakDuration := time.Since(lastOn).String()
+			slog.Info("PTT OFF", "duration", speakDuration)
 			obj.Call("net.sourceforge.mumble.Mumble.stopTalking", 0)
 		}
 	}