diff --git a/java/src/com/bluekitchen/btstack/BTstackClient.java b/java/src/com/bluekitchen/btstack/BTstackClient.java
index 84998f8df..ffb25569a 100644
--- a/java/src/com/bluekitchen/btstack/BTstackClient.java
+++ b/java/src/com/bluekitchen/btstack/BTstackClient.java
@@ -95,6 +95,14 @@ public class BTstackClient {
 		if (socketConnection == null) return false;
 		return socketConnection.sendPacket(packet);
 	}
+	
+	public boolean L2CAPSendData(int l2capChannelID, byte[] data){
+		return sendPacket(new L2CAPDataPacket(l2capChannelID, data));
+	}
+
+	public boolean RFCOMMSendData(int rfcommChannelID, byte[] data){
+		return sendPacket(new RFCOMMDataPacket(rfcommChannelID, data));
+	}
 
 	public void disconnect(){
 		if (socketConnection == null) return;
diff --git a/java/src/com/bluekitchen/btstack/L2CAPDataPacket.java b/java/src/com/bluekitchen/btstack/L2CAPDataPacket.java
new file mode 100644
index 000000000..85327af27
--- /dev/null
+++ b/java/src/com/bluekitchen/btstack/L2CAPDataPacket.java
@@ -0,0 +1,12 @@
+package com.bluekitchen.btstack;
+
+public class L2CAPDataPacket extends Packet {
+
+	public L2CAPDataPacket(int channel, byte data[]){
+		super(L2CAP_DATA_PACKET, channel, data, data.length);
+	}
+	
+	public L2CAPDataPacket(Packet packet){
+		super(L2CAP_DATA_PACKET, packet.getChannel(), packet.getBuffer(), packet.getPayloadLen());
+	}
+}
\ No newline at end of file
diff --git a/java/src/com/bluekitchen/btstack/Packet.java b/java/src/com/bluekitchen/btstack/Packet.java
index 868202d42..19e353ec8 100644
--- a/java/src/com/bluekitchen/btstack/Packet.java
+++ b/java/src/com/bluekitchen/btstack/Packet.java
@@ -4,6 +4,8 @@ public class Packet {
 	
 	public static final int HCI_COMMAND_PACKET = 1;
 	public static final int HCI_EVENT_PACKET   = 4;
+	public static final int L2CAP_DATA_PACKET  = 6;
+	public static final int RFCOMM_DATA_PACKET = 7;
 	
 	protected byte[] data;
 	protected int payloadLen;
@@ -31,7 +33,6 @@ public class Packet {
 		this.channel = channel;
 		this.data = new byte[payloadLen];
 		System.arraycopy(buffer, 0, this.data, 0, payloadLen);
-		this.data = buffer;
 		this.payloadLen = payloadLen;
 	}
 
diff --git a/java/src/com/bluekitchen/btstack/RFCOMMDataPacket.java b/java/src/com/bluekitchen/btstack/RFCOMMDataPacket.java
new file mode 100644
index 000000000..299e7d796
--- /dev/null
+++ b/java/src/com/bluekitchen/btstack/RFCOMMDataPacket.java
@@ -0,0 +1,13 @@
+package com.bluekitchen.btstack;
+
+public class RFCOMMDataPacket extends Packet {
+
+	public RFCOMMDataPacket(int channel, byte data[]){
+		super(RFCOMM_DATA_PACKET, channel, data, data.length);
+	}
+	
+	public RFCOMMDataPacket(Packet packet){
+		super(RFCOMM_DATA_PACKET, packet.getChannel(), packet.getBuffer(), packet.getPayloadLen());
+	}
+}
+