diff --git a/protocol_prototype/DryBox/UI/python_ui.py b/protocol_prototype/DryBox/UI/python_ui.py
new file mode 100644
index 0000000..97d8aa0
--- /dev/null
+++ b/protocol_prototype/DryBox/UI/python_ui.py
@@ -0,0 +1,415 @@
+import sys
+import random
+import socket
+import threading
+import time
+from PyQt5.QtWidgets import (
+    QApplication, QMainWindow, QWidget, QVBoxLayout, QHBoxLayout,
+    QPushButton, QLabel, QFrame, QSizePolicy, QStyle
+)
+from PyQt5.QtCore import Qt, QTimer, QSize, QPointF, pyqtSignal, QThread
+from PyQt5.QtGui import QPainter, QColor, QPen, QLinearGradient, QBrush, QIcon, QFont
+
+# --- Phone Client Thread ---
+class PhoneClient(QThread):
+    data_received = pyqtSignal(bytes, int)  # Include client_id
+    state_changed = pyqtSignal(str, str, int)  # Include client_id
+
+    def __init__(self, host, port, client_id):
+        super().__init__()
+        self.host = host
+        self.port = port
+        self.client_id = client_id
+        self.sock = None
+        self.running = True
+
+    def run(self):
+        try:
+            self.sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
+            self.sock.setsockopt(socket.SOL_SOCKET, socket.SO_KEEPALIVE, 1)
+            self.sock.settimeout(15)
+            self.sock.connect((self.host, self.port))
+            print(f"Client {self.client_id} connected to {self.host}:{self.port}")
+            while self.running:
+                try:
+                    data = self.sock.recv(1024)
+                    if not data:
+                        print(f"Client {self.client_id} disconnected")
+                        self.state_changed.emit("CALL_END", "", self.client_id)
+                        break
+                    decoded_data = data.decode('utf-8', errors='ignore').strip()
+                    print(f"Client {self.client_id} received raw: {decoded_data}")
+                    if decoded_data in ["RINGING", "CALL_END", "CALL_DROPPED", "IN_CALL"]:
+                        self.state_changed.emit(decoded_data, "", self.client_id)
+                    else:
+                        self.data_received.emit(data, self.client_id)
+                        print(f"Client {self.client_id} received audio: {decoded_data}")
+                except socket.timeout:
+                    print(f"Client {self.client_id} timed out waiting for data")
+                    continue
+                except Exception as e:
+                    print(f"Client {self.client_id} error: {e}")
+                    self.state_changed.emit("CALL_END", "", self.client_id)
+                    break
+        except Exception as e:
+            print(f"Client {self.client_id} connection failed: {e}")
+        finally:
+            if self.sock:
+                self.sock.close()
+
+    def send(self, message):
+        if self.sock and self.running:
+            try:
+                self.sock.send(message.encode())
+                print(f"Client {self.client_id} sent: {message}")
+            except Exception as e:
+                print(f"Client {self.client_id} send error: {e}")
+
+    def stop(self):
+        self.running = False
+        if self.sock:
+            self.sock.close()
+
+# --- Custom Waveform Widget ---
+class WaveformWidget(QWidget):
+    def __init__(self, parent=None, dynamic=False):
+        super().__init__(parent)
+        self.dynamic = dynamic
+        self.setMinimumSize(200, 80)
+        self.setMaximumHeight(100)
+        self.waveform_data = [random.randint(10, 90) for _ in range(50)]
+        if self.dynamic:
+            self.timer = QTimer(self)
+            self.timer.timeout.connect(self.update_waveform)
+            self.timer.start(100)
+
+    def update_waveform(self):
+        self.waveform_data = self.waveform_data[1:] + [random.randint(10, 90)]
+        self.update()
+
+    def set_data(self, data):
+        amplitude = sum(byte for byte in data) % 90 + 10
+        self.waveform_data = self.waveform_data[1:] + [amplitude]
+        self.update()
+
+    def paintEvent(self, event):
+        painter = QPainter(self)
+        painter.setRenderHint(QPainter.Antialiasing)
+        painter.fillRect(self.rect(), QColor("#2D2D2D"))
+        gradient = QLinearGradient(0, 0, 0, self.height())
+        gradient.setColorAt(0.0, QColor("#0078D4"))
+        gradient.setColorAt(1.0, QColor("#50E6A4"))
+        pen = QPen(QBrush(gradient), 2)
+        painter.setPen(pen)
+        bar_width = self.width() / len(self.waveform_data)
+        max_h = self.height() - 10
+        for i, val in enumerate(self.waveform_data):
+            bar_height = (val / 100.0) * max_h
+            x = i * bar_width
+            y = (self.height() - bar_height) / 2
+            painter.drawLine(QPointF(x + bar_width / 2, y), QPointF(x + bar_width / 2, y + bar_height))
+
+    def resizeEvent(self, event):
+        super().resizeEvent(event)
+        self.update()
+
+# --- Phone State ---
+class PhoneState:
+    IDLE = 0
+    CALLING = 1
+    IN_CALL = 2
+    RINGING = 3
+
+class PhoneUI(QMainWindow):
+    def __init__(self):
+        super().__init__()
+        self.setWindowTitle("Enhanced Dual Phone Interface")
+        self.setGeometry(100, 100, 900, 750)
+        self.setStyleSheet("""
+            QMainWindow { background-color: #333333; }
+            QLabel { color: #E0E0E0; font-size: 14px; }
+            QPushButton {
+                background-color: #0078D4; color: white; border: none;
+                padding: 10px 15px; border-radius: 5px; font-size: 14px;
+                min-height: 30px;
+            }
+            QPushButton:hover { background-color: #005A9E; }
+            QPushButton:pressed { background-color: #003C6B; }
+            QPushButton#settingsButton { background-color: #555555; }
+            QPushButton#settingsButton:hover { background-color: #777777; }
+            QFrame#phoneDisplay {
+                background-color: #1E1E1E; border: 2px solid #0078D4;
+                border-radius: 10px;
+            }
+            QLabel#phoneTitleLabel {
+                font-size: 18px; font-weight: bold; padding-bottom: 5px;
+                color: #FFFFFF;
+            }
+            QLabel#mainTitleLabel {
+                font-size: 24px; font-weight: bold; color: #00A2E8;
+                padding: 15px;
+            }
+            QWidget#phoneWidget {
+                border: 1px solid #4A4A4A; border-radius: 8px;
+                padding: 10px; background-color: #3A3A3A;
+            }
+        """)
+
+        # Phone states
+        self.phone1_state = PhoneState.IDLE
+        self.phone2_state = PhoneState.IDLE
+
+        # Phone clients
+        self.phone1_client = PhoneClient("localhost", 12345, 0)
+        self.phone2_client = PhoneClient("localhost", 12345, 1)
+        self.phone1_client.data_received.connect(lambda data, cid: self.update_waveform(cid, data))
+        self.phone2_client.data_received.connect(lambda data, cid: self.update_waveform(cid, data))
+        self.phone1_client.state_changed.connect(lambda state, num, cid: self.set_phone_state(cid, self.map_state(state), num))
+        self.phone2_client.state_changed.connect(lambda state, num, cid: self.set_phone_state(cid, self.map_state(state), num))
+        self.phone1_client.start()
+        self.phone2_client.start()
+
+        # Main widget and layout
+        main_widget = QWidget()
+        self.setCentralWidget(main_widget)
+        main_layout = QVBoxLayout()
+        main_layout.setSpacing(20)
+        main_layout.setContentsMargins(20, 20, 20, 20)
+        main_layout.setAlignment(Qt.AlignCenter)
+        main_widget.setLayout(main_layout)
+
+        # App Title
+        app_title_label = QLabel("Dual Phone Control Panel")
+        app_title_label.setObjectName("mainTitleLabel")
+        app_title_label.setAlignment(Qt.AlignCenter)
+        main_layout.addWidget(app_title_label)
+
+        # Phone displays layout
+        phone_controls_layout = QHBoxLayout()
+        phone_controls_layout.setSpacing(50)
+        phone_controls_layout.setAlignment(Qt.AlignCenter)
+        main_layout.addLayout(phone_controls_layout)
+
+        # Phone 1
+        phone1_widget_container, self.phone1_display, self.phone1_button, self.phone1_waveform = self._create_phone_ui("Phone 1", self.phone1_action)
+        phone_controls_layout.addWidget(phone1_widget_container)
+
+        # Phone 2
+        phone2_widget_container, self.phone2_display, self.phone2_button, self.phone2_waveform = self._create_phone_ui("Phone 2", self.phone2_action)
+        phone_controls_layout.addWidget(phone2_widget_container)
+
+        # Spacer
+        main_layout.addStretch(1)
+
+        # Settings Button
+        self.settings_button = QPushButton("Settings")
+        self.settings_button.setObjectName("settingsButton")
+        self.settings_button.setFixedWidth(180)
+        self.settings_button.setIcon(self.style().standardIcon(QStyle.SP_FileDialogDetailedView))
+        self.settings_button.setIconSize(QSize(20, 20))
+        self.settings_button.clicked.connect(self.settings_action)
+        settings_layout = QHBoxLayout()
+        settings_layout.addStretch()
+        settings_layout.addWidget(self.settings_button)
+        settings_layout.addStretch()
+        main_layout.addLayout(settings_layout)
+
+        # Initialize button states
+        self._update_phone_button_ui(self.phone1_button, self.phone1_state)
+        self._update_phone_button_ui(self.phone2_button, self.phone2_state)
+
+    def _create_phone_ui(self, title, action_slot):
+        phone_container_widget = QWidget()
+        phone_container_widget.setObjectName("phoneWidget")
+        phone_layout = QVBoxLayout()
+        phone_layout.setAlignment(Qt.AlignCenter)
+        phone_layout.setSpacing(15)
+        phone_container_widget.setLayout(phone_layout)
+
+        phone_title_label = QLabel(title)
+        phone_title_label.setObjectName("phoneTitleLabel")
+        phone_title_label.setAlignment(Qt.AlignCenter)
+        phone_layout.addWidget(phone_title_label)
+
+        phone_display_frame = QFrame()
+        phone_display_frame.setObjectName("phoneDisplay")
+        phone_display_frame.setFixedSize(250, 350)
+        phone_display_frame.setSizePolicy(QSizePolicy.Fixed, QSizePolicy.Fixed)
+
+        display_content_layout = QVBoxLayout(phone_display_frame)
+        display_content_layout.setAlignment(Qt.AlignCenter)
+        phone_status_label = QLabel("Idle")
+        phone_status_label.setAlignment(Qt.AlignCenter)
+        phone_status_label.setFont(QFont("Arial", 16))
+        display_content_layout.addWidget(phone_status_label)
+        phone_layout.addWidget(phone_display_frame, alignment=Qt.AlignCenter)
+
+        phone_button = QPushButton()
+        phone_button.setFixedWidth(120)
+        phone_button.setIconSize(QSize(20, 20))
+        phone_button.clicked.connect(action_slot)
+        phone_layout.addWidget(phone_button, alignment=Qt.AlignCenter)
+
+        waveform_label = QLabel(f"{title} Audio")
+        waveform_label.setAlignment(Qt.AlignCenter)
+        waveform_label.setStyleSheet("font-size: 14px; color: #E0E0E0;")
+        phone_layout.addWidget(waveform_label)
+        waveform_widget = WaveformWidget(dynamic=False)
+        phone_layout.addWidget(waveform_widget, alignment=Qt.AlignCenter)
+
+        phone_display_frame.setProperty("statusLabel", phone_status_label)
+        return phone_container_widget, phone_display_frame, phone_button, waveform_widget
+
+    def _update_phone_button_ui(self, button, state, phone_number=""):
+        parent_widget = button.parentWidget()
+        if parent_widget:
+            frame = parent_widget.findChild(QFrame, "phoneDisplay")
+            if frame:
+                status_label = frame.property("statusLabel")
+                if status_label:
+                    if state == PhoneState.IDLE:
+                        button.setText("Call")
+                        button.setIcon(self.style().standardIcon(QStyle.SP_MediaPlay))
+                        status_label.setText("Idle")
+                        button.setStyleSheet("background-color: #0078D4;")
+                    elif state == PhoneState.CALLING:
+                        button.setText("Cancel")
+                        button.setIcon(self.style().standardIcon(QStyle.SP_MediaStop))
+                        status_label.setText(f"Calling {phone_number}...")
+                        button.setStyleSheet("background-color: #E81123;")
+                    elif state == PhoneState.IN_CALL:
+                        button.setText("Hang Up")
+                        button.setIcon(self.style().standardIcon(QStyle.SP_DialogCancelButton))
+                        status_label.setText(f"In Call with {phone_number}")
+                        button.setStyleSheet("background-color: #E81123;")
+                    elif state == PhoneState.RINGING:
+                        button.setText("Answer")
+                        button.setIcon(self.style().standardIcon(QStyle.SP_DialogApplyButton))
+                        status_label.setText(f"Incoming Call from {phone_number}")
+                        button.setStyleSheet("background-color: #107C10;")
+                else:
+                    print("Warning: statusLabel property not found")
+            else:
+                print("Warning: QFrame not found")
+        else:
+            print("Warning: Parent widget not found")
+
+    def update_waveform(self, client_id, data):
+        print(f"Updating waveform for client_id {client_id}")
+        waveform = self.phone1_waveform if client_id == 0 else self.phone2_waveform
+        waveform.set_data(data)
+
+    def map_state(self, state_str):
+        if state_str == "RINGING":
+            return PhoneState.RINGING
+        elif state_str in ["CALL_END", "CALL_DROPPED"]:
+            return PhoneState.IDLE
+        elif state_str == "IN_CALL":
+            return PhoneState.IN_CALL
+        return PhoneState.IDLE  # Default to IDLE
+
+    def set_phone_state(self, client_id, state, number=""):
+        if client_id == 0:
+            self.phone1_state = state
+            self._update_phone_button_ui(self.phone1_button, self.phone1_state, number if number else "123-4567")
+            if state == PhoneState.IDLE and hasattr(self, 'phone1_audio_timer'):
+                self.phone1_audio_timer.stop()
+            elif state == PhoneState.IN_CALL and (not hasattr(self, 'phone1_audio_timer') or not self.phone1_audio_timer.isActive()):
+                self.phone1_audio_timer = QTimer(self)
+                self.phone1_audio_timer.timeout.connect(self.send_phone1_audio)
+                self.phone1_audio_timer.start(1000)
+        else:
+            self.phone2_state = state
+            self._update_phone_button_ui(self.phone2_button, self.phone2_state, number if number else "987-6543")
+            if state == PhoneState.IDLE and hasattr(self, 'phone2_audio_timer'):
+                self.phone2_audio_timer.stop()
+            elif state == PhoneState.IN_CALL and (not hasattr(self, 'phone2_audio_timer') or not self.phone2_audio_timer.isActive()):
+                self.phone2_audio_timer = QTimer(self)
+                self.phone2_audio_timer.timeout.connect(self.send_phone2_audio)
+                self.phone2_audio_timer.start(1000)
+
+    def phone1_action(self):
+        print("Phone 1 Action")
+        if self.phone1_state == PhoneState.IDLE:
+            self.phone1_state = PhoneState.CALLING
+            self.phone1_client.send("RINGING")
+            self._update_phone_button_ui(self.phone1_button, self.phone1_state, "123-4567")
+        elif self.phone1_state == PhoneState.CALLING:
+            self.phone1_state = PhoneState.IDLE
+            self.phone1_client.send("CALL_END")
+            self._update_phone_button_ui(self.phone1_button, self.phone1_state)
+            if hasattr(self, 'phone1_audio_timer'):
+                self.phone1_audio_timer.stop()
+        elif self.phone1_state == PhoneState.RINGING:
+            self.phone1_state = PhoneState.IN_CALL
+            self.phone2_state = PhoneState.IN_CALL  # Sync both phones
+            self.phone1_client.send("IN_CALL")
+            self._update_phone_button_ui(self.phone1_button, self.phone1_state, "123-4567")
+            self._update_phone_button_ui(self.phone2_button, self.phone2_state, "987-6543")
+            # Start audio timer
+            self.phone1_audio_timer = QTimer(self)
+            self.phone1_audio_timer.timeout.connect(self.send_phone1_audio)
+            self.phone1_audio_timer.start(1000)
+        elif self.phone1_state == PhoneState.IN_CALL:
+            self.phone1_state = PhoneState.IDLE
+            self.phone2_state = PhoneState.IDLE  # Sync both phones
+            self.phone1_client.send("CALL_END")
+            self._update_phone_button_ui(self.phone1_button, self.phone1_state)
+            self._update_phone_button_ui(self.phone2_button, self.phone2_state)
+            if hasattr(self, 'phone1_audio_timer'):
+                self.phone1_audio_timer.stop()
+
+    def send_phone1_audio(self):
+        if self.phone1_state == PhoneState.IN_CALL:
+            message = f"Audio packet {random.randint(1, 1000)}"
+            self.phone1_client.send(message)
+
+    def phone2_action(self):
+        print("Phone 2 Action")
+        if self.phone2_state == PhoneState.IDLE:
+            self.phone2_state = PhoneState.CALLING
+            self.phone2_client.send("RINGING")
+            self._update_phone_button_ui(self.phone2_button, self.phone2_state, "987-6543")
+        elif self.phone2_state == PhoneState.CALLING:
+            self.phone2_state = PhoneState.IDLE
+            self.phone2_client.send("CALL_END")
+            self._update_phone_button_ui(self.phone2_button, self.phone2_state)
+            if hasattr(self, 'phone2_audio_timer'):
+                self.phone2_audio_timer.stop()
+        elif self.phone2_state == PhoneState.RINGING:
+            self.phone2_state = PhoneState.IN_CALL
+            self.phone1_state = PhoneState.IN_CALL  # Sync both phones
+            self.phone2_client.send("IN_CALL")
+            self._update_phone_button_ui(self.phone2_button, self.phone2_state, "987-6543")
+            self._update_phone_button_ui(self.phone1_button, self.phone1_state, "123-4567")
+            # Start audio timer
+            self.phone2_audio_timer = QTimer(self)
+            self.phone2_audio_timer.timeout.connect(self.send_phone2_audio)
+            self.phone2_audio_timer.start(1000)
+        elif self.phone2_state == PhoneState.IN_CALL:
+            self.phone2_state = PhoneState.IDLE
+            self.phone1_state = PhoneState.IDLE  # Sync both phones
+            self.phone2_client.send("CALL_END")
+            self._update_phone_button_ui(self.phone2_button, self.phone2_state)
+            self._update_phone_button_ui(self.phone1_button, self.phone1_state)
+            if hasattr(self, 'phone2_audio_timer'):
+                self.phone2_audio_timer.stop()
+
+    def send_phone2_audio(self):
+        if self.phone2_state == PhoneState.IN_CALL:
+            message = f"Audio packet {random.randint(1, 1000)}"
+            self.phone2_client.send(message)
+
+    def settings_action(self):
+        print("Settings clicked")
+
+    def closeEvent(self, event):
+        self.phone1_client.stop()
+        self.phone2_client.stop()
+        event.accept()
+
+if __name__ == "__main__":
+    app = QApplication(sys.argv)
+    window = PhoneUI()
+    window.show()
+    sys.exit(app.exec_())
\ No newline at end of file
diff --git a/protocol_prototype/DryBox/external_caller.py b/protocol_prototype/DryBox/external_caller.py
index 2b4655d..f96da67 100644
--- a/protocol_prototype/DryBox/external_caller.py
+++ b/protocol_prototype/DryBox/external_caller.py
@@ -1,5 +1,4 @@
-import socket
-
+#external_caller.py
 import socket
 import time
 
diff --git a/protocol_prototype/DryBox/external_receiver.py b/protocol_prototype/DryBox/external_receiver.py
index b5c7fac..3c5f8cd 100644
--- a/protocol_prototype/DryBox/external_receiver.py
+++ b/protocol_prototype/DryBox/external_receiver.py
@@ -1,3 +1,4 @@
+#external_receiver.py
 import socket
 
 def connect():
diff --git a/protocol_prototype/DryBox/gsm_simulator.py b/protocol_prototype/DryBox/gsm_simulator.py
index 3605c0a..cb75e2b 100644
--- a/protocol_prototype/DryBox/gsm_simulator.py
+++ b/protocol_prototype/DryBox/gsm_simulator.py
@@ -1,3 +1,4 @@
+#gsm_simulator.py
 import socket
 import threading
 import time