diff --git a/balancep0ng.py b/balancep0ng.py
index e3257de..cfcb3c0 100755
--- a/balancep0ng.py
+++ b/balancep0ng.py
@@ -1,6 +1,7 @@
 #!/usr/bin/python3
 
 import time
+import argparse
 import threading
 import sys
 import os
@@ -110,6 +111,7 @@ class BalanceBoardPlayer(object):
             self.__wiimote_sock.close()
             sys.exit(1)
 
+        bal = -bal
         MAX_AMPLITUDE = 65
         if bal < -MAX_AMPLITUDE:
             bal = -MAX_AMPLITUDE
@@ -127,10 +129,15 @@ class BalanceBoardPlayer(object):
 
 
 class B4lancePong(object):
-    def __init__(self, out, color=True):
+    def __init__(self, out, balanceserver=None, color=True, numplayers=None):
         self.__playground = None
         self.__out = out
         self.__color = color
+        if balanceserver is None:
+            self.__balanceserver = ('localhost', 4711)
+        else:
+            self.__balanceserver = balanceserver
+        self.__numplayers = numplayers
 
         if color:
             self.__dimension = blup.frame.FrameDimension(22, 16, 256, 3)
@@ -146,36 +153,37 @@ class B4lancePong(object):
         pp = pong.PlaygroundPainter(out, self.__dimension, self.__playground)
 
         sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
-        #sock.connect(('localhost', 4711))
-        sock.connect(('blinkenbunt', 4711))
+        sock.connect(self.__balanceserver)
         print('connected!')
 
-        while get_balance_from_sock(sock, 0) == -128:    
+        while get_balance_from_sock(sock, 0) == -128:
             print('waiting for player...')
             time.sleep(1)
 
         self.__players = []
         self.__players.append(BalanceBoardPlayer(self.__playground, self.__playground.leftPaddle, sock, 0))
 
-        global logo
-        for i in range(5):
-            frame = mk_logo_frame(self.__dimension, onePlayer)
-            self.__out.sendFrame(frame)
+        if self.__numplayers == 2:
+            self.__players.append(BalanceBoardPlayer(self.__playground, self.__playground.rightPaddle, sock, 1))
+        elif self.__numplayers is None:
+            for i in range(5):
+                frame = mk_logo_frame(self.__dimension, onePlayer)
+                self.__out.sendFrame(frame)
 
-            print('waiting for second player...')
-            if get_balance_from_sock(sock, 1) > -128:    
-                self.__players.append(BalanceBoardPlayer(self.__playground, self.__playground.rightPaddle, sock, 1))
-                break
-            time.sleep(1)
+                print('waiting for second player...')
+                if get_balance_from_sock(sock, 1) > -128:
+                    self.__players.append(BalanceBoardPlayer(self.__playground, self.__playground.rightPaddle, sock, 1))
+                    break
+                time.sleep(1)
 
         frame = mk_logo_frame(self.__dimension, logo)
         self.__out.sendFrame(frame)
         time.sleep(2)
 
-        def blib(obj):
-            if isinstance(obj, pong.Paddle):
-                subprocess.Popen(['mplayer','pongblib1.wav'])
-        self.__playground.ball.addHitCallback(blib)
+        #def blib(obj):
+        #    if isinstance(obj, pong.Paddle):
+        #        subprocess.Popen(['mplayer','pongblib1.wav'])
+        #self.__playground.ball.addHitCallback(blib)
 
         frame = mk_logo_frame(self.__dimension, logo_go)
         self.__out.sendFrame(frame)
@@ -206,20 +214,20 @@ class B4lancePong(object):
 
         sock.close()
 
-
-
-if len(sys.argv) > 1:
-    outspec = sys.argv[1]
-else:
-    outspec = 'e3blp:localhost:4242'
-out = blup.output.getOutput(outspec)
-
-
-p0ng = B4lancePong(out, color=True)
-while True:
+if __name__ == '__main__':
+    parser = argparse.ArgumentParser(description='Blinkenbunt Pong!')
+    parser.add_argument('--players', dest='players', type=int,
+                        help='number of players (autodetect if unspecified)')
+    parser.add_argument('--balance', dest='balance', type=str,
+                        metavar='HOST:PORT', help='use balance input')
+    parser.add_argument('--out', dest='out', type=str, metavar='OUTPUT',
+                        default='e3blp', help='blup output specification')
+    args = parser.parse_args()
+
+    out = blup.output.getOutput(args.out)
+    bhost, bport = args.balance.split(':')
+
+    p0ng = B4lancePong(out, balanceserver=(bhost, int(bport)), color=True,
+                       numplayers=args.players)
     p0ng.runGame()
 
-sys.exit(0)
-
-
-