diff --git a/RF24.cpp b/RF24.cpp
index e0fe3c0..5f89db7 100644
--- a/RF24.cpp
+++ b/RF24.cpp
@@ -608,5 +608,15 @@ boolean RF24::testCarrier(void)
   return ( read_register(CD) & 1 );
 }
 
+/******************************************************************/
+
+void RF24::setDataRate(rf24_datarate_e speed)
+{
+  uint8_t setup = read_register(RF_SETUP) & RF_DR;
+  if (speed == RF24_2MBPS)
+    setup |= RF_DR;
+  write_register(RF_SETUP,setup);
+}
+
 // vim:ai:cin:sts=2 sw=2 ft=cpp
 
diff --git a/RF24.h b/RF24.h
index 14cb59c..53f71ff 100644
--- a/RF24.h
+++ b/RF24.h
@@ -11,6 +11,8 @@
 
 #include <inttypes.h>
 
+typedef enum { RF24_1MBPS = 0, RF24_2MBPS } rf24_datarate_e;
+
 /**
  * Driver for nRF24L01(+) 2.4GHz Wireless Transceiver
  */
@@ -420,6 +422,13 @@ public:
    */
 
   boolean testCarrier(void);
+
+  /**
+   * Set the transmission data rate
+   *
+   * @param speed RF24_1MBPS for 1Mbps or RF24_2MBPS for 2Mbps
+   */
+  void setDataRate(rf24_datarate_e speed);
   
   /**@}*/
 };