diff --git a/library.json b/library.json
index d280e7c..90a3d41 100644
--- a/library.json
+++ b/library.json
@@ -1,6 +1,6 @@
 {
     "name": "SimpleSerialProtocol",
-    "version": "1.5.0",
+    "version": "1.6.0",
     "description": "Easy-to-use serial protocol system for arduino type devices.",
     "keywords": "Serial, Connectivity, USB, Simple",
     "repository":
diff --git a/src/SerialConnection.h b/src/SerialConnection.h
index 26d90b2..622f9fc 100644
--- a/src/SerialConnection.h
+++ b/src/SerialConnection.h
@@ -41,7 +41,7 @@ class SerialConnection
         Stream *serialRefrence;
 
     public:
-        void init(HardwareSerial &serialObject, unsigned long serialBaud);
+        void init(int serialIndex, unsigned long serialBaud);
         void send(char * data);
         char* handle();
         char* getPacketMarker(int type);
@@ -49,9 +49,32 @@ class SerialConnection
         
 };
 
-void SerialConnection::init(HardwareSerial &serialObject, unsigned long serialBaud) {
-    serialObject.begin(serialBaud);
-    serialRefrence = &serialObject;
+void SerialConnection::init(int serialIndex, unsigned long serialBaud) {
+    if (serialIndex == 0) {
+        Serial.begin(serialBaud);
+        serialRefrence = &Serial;
+    } 
+    
+    #ifdef Serial1
+    else if (serialIndex == 1) {
+        Serial1.begin(serialBaud);
+        serialRefrence = &Serial1;
+    }
+    #endif
+
+    #ifdef Serial2
+    else if (serialIndex == 2) {
+        Serial2.begin(serialBaud);
+        serialRefrence = &Serial2;
+    }
+    #endif
+
+    #ifdef Serial3
+    else if (serialIndex == 3) {
+        Serial3.begin(serialBaud);
+        serialRefrence = &Serial3;
+    }
+    #endif
 };
 
 char* SerialConnection::handle() {
diff --git a/src/SimpleSerialProtocol.h b/src/SimpleSerialProtocol.h
index 34e5d05..7122ed6 100644
--- a/src/SimpleSerialProtocol.h
+++ b/src/SimpleSerialProtocol.h
@@ -26,15 +26,19 @@ class SimpleSerialProtocol
     private:
         SerialConnection serialConnection;
     public:
-        bool init(HardwareSerial &serialObject, unsigned long baud);
+        bool init(int deviceIndex, unsigned long baud);
         bool receivePackets(void (*callback)(Packet));
         bool sendPacket(char* ID, char* command, char* data);
 };
 
+bool SimpleSerialProtocol::init(int deviceIndex, unsigned long baud) {
+    // Check if device index is in range
+    if (deviceIndex < 0 || deviceIndex > 4) {
+        return false;
+    }
 
-bool SimpleSerialProtocol::init(HardwareSerial &serialObject, unsigned long baud) {
     // Init serial connection
-    serialConnection.init(serialObject, baud);
+    serialConnection.init(deviceIndex, baud);
     
     // Serial Connection Delay
     delay(5);