diff --git a/lib/lib_rf/rc-switch/src/RCSwitch.cpp b/lib/lib_rf/rc-switch/src/RCSwitch.cpp
index 08f130760..6efd9f3e7 100644
--- a/lib/lib_rf/rc-switch/src/RCSwitch.cpp
+++ b/lib/lib_rf/rc-switch/src/RCSwitch.cpp
@@ -124,7 +124,8 @@ static const RCSwitch::Protocol PROGMEM proto[] = {
   { 400,  0, { 0, 0 }, 1, {   1,  1 }, { 1,  2 }, { 2, 1 }, false, 43 },  // 31 (Mertik Maxitrol G6R-H4T1)
   { 365,  0, { 0, 0 }, 1, {  18,  1 }, { 3,  1 }, { 1, 3 }, true,   0 },  // 32 (1ByOne Doorbell) from @Fatbeard https://github.com/sui77/rc-switch/pull/277
   { 340,  0, { 0, 0 }, 1, {  14,  4 }, { 1,  2 }, { 2, 1 }, false,  0 },  // 33 (Dooya Control DC2708L)
-  { 120,  0, { 0, 0 }, 1, {   1, 28 }, { 1,  3 }, { 3, 1 }, false,  0 }   // 34 DIGOO SD10
+  { 120,  0, { 0, 0 }, 1, {   1, 28 }, { 1,  3 }, { 3, 1 }, false,  0 },   // 34 DIGOO SD10
+  { 20,   0, { 0, 0 }, 1, { 239, 78 }, {20, 35 }, {35, 20}, false, 10000 } // 35 Dooya 5-Channel blinds remote DC1603
 };
 
 enum {
diff --git a/tasmota/xdrv_17_rcswitch.ino b/tasmota/xdrv_17_rcswitch.ino
index d676b7530..067e3f457 100644
--- a/tasmota/xdrv_17_rcswitch.ino
+++ b/tasmota/xdrv_17_rcswitch.ino
@@ -98,7 +98,7 @@ void CmndRfSend(void)
   bool error = false;
 
   if (XdrvMailbox.data_len) {
-    unsigned long data = 0;
+    unsigned long long data = 0;	// unsigned long long  => support payload >32bit
     unsigned int bits = 24;
     int protocol = 1;
     int repeat = 10;
@@ -109,7 +109,7 @@ void CmndRfSend(void)
     if (root) {
       // RFsend {"data":0x501014,"bits":24,"protocol":1,"repeat":10,"pulse":350}
       char parm_uc[10];
-      data = root.getUInt(PSTR(D_JSON_RF_DATA), data);
+      data = root.getULong(PSTR(D_JSON_RF_DATA), data);	// read payload data even >32bit
       bits = root.getUInt(PSTR(D_JSON_RF_BITS), bits);
       protocol = root.getInt(PSTR(D_JSON_RF_PROTOCOL), protocol);
       repeat = root.getInt(PSTR(D_JSON_RF_REPEAT), repeat);