diff --git a/pttplz/pttplz.py b/pttplz/pttplz.py
index 9db4143..ca20c27 100644
--- a/pttplz/pttplz.py
+++ b/pttplz/pttplz.py
@@ -1,18 +1,39 @@
 from pynput import keyboard
 import os
-import pynput
-import sys
+import subprocess
 import typer
+import time
 
 ptt_key = 269025026
+TALKING = False
+
+
+def get_desc(keycode):
+    hex_code = f"{keycode:#0{6}x}"
+    try:
+        s = subprocess.check_output(
+            f"xmodmap -pk | grep '{hex_code}'",
+            shell=True,
+        )
+        return s.decode().split("\t")[1]
+    except:
+        return "<unknown key>"
 
 
 def unmute():
+    global TALKING
+    if TALKING:
+        return
+    else:
+        TALKING = True
+
     print("unmute")
     os.system("pactl set-source-mute @DEFAULT_SOURCE@ false")
 
 
 def mute():
+    global TALKING
+    TALKING = False
     print("mute")
     os.system("pactl set-source-mute @DEFAULT_SOURCE@ true")
 
@@ -31,7 +52,7 @@ def fetch_keycode(key):
     if key == keyboard.Key.esc:
         return False
     if hasattr(key, "vk"):
-        print(key.vk)
+        print(f"Keycode {get_desc(key.vk)}")
 
 
 app = typer.Typer()
@@ -49,9 +70,12 @@ def get_keycode():
 def ptt(keycode=None):
     global ptt_key
     if keycode:
-        ptt_key = int(keycode)
-    listener = keyboard.Listener(on_press=on_press, on_release=on_release)
-    print(f"Starting push to talk using keycode: {keycode}")
+        ptt_key = int(keycode, 16)
+    listener = keyboard.Listener(
+        on_press=on_press,
+        on_release=on_release,
+    )
+    print(f"Binding PTT key: {get_desc(ptt_key)}")
     listener.start()  # start to listen on a separate thread
     listener.join()  # remove if main thread is polling self.keys