diff --git a/radio/src/gui/taranis/menu_model_setup.cpp b/radio/src/gui/taranis/menu_model_setup.cpp
index 501be83ca..7e10819f8 100644
--- a/radio/src/gui/taranis/menu_model_setup.cpp
+++ b/radio/src/gui/taranis/menu_model_setup.cpp
@@ -80,6 +80,10 @@ enum menuModelSetupItems {
   ITEM_MODEL_EXTERNAL_MODULE_CHANNELS,
   ITEM_MODEL_EXTERNAL_MODULE_BIND,
   ITEM_MODEL_EXTERNAL_MODULE_FAILSAFE,
+#ifdef MULTIMODULE
+  ITEM_MODEL_EXTERNAL_MODULE_AUTOBIND,
+  ITEM_MODEL_EXTERNAL_MODULE_LOWPOWER,
+#endif
   ITEM_MODEL_TRAINER_LABEL,
   ITEM_MODEL_TRAINER_MODE,
   ITEM_MODEL_TRAINER_CHANNELS,
@@ -192,7 +196,7 @@ int getSwitchWarningsCount()
 #define TRAINER_CHANNELS_ROWS()           IF_TRAINER_ON(1)
 #define PORT_CHANNELS_ROWS(x)             (x==INTERNAL_MODULE ? INTERNAL_MODULE_CHANNELS_ROWS : (x==EXTERNAL_MODULE ? EXTERNAL_MODULE_CHANNELS_ROWS : TRAINER_CHANNELS_ROWS()))
 #if defined MULTIMODULE
-#define MULTIMODULE_HASOPTIONS(x)         (x == MM_RF_PROTO_HUBSAN || x == MM_RF_PROTO_FRSKY || x == MM_RF_PROTO_DSM2)
+#define MULTIMODULE_HASOPTIONS(x)         (x == MM_RF_PROTO_HUBSAN || x == MM_RF_PROTO_FRSKY || x == MM_RF_PROTO_DSM2 || x >= MM_RF_PROTO_CUSTOM)
 #define MULTIMODULE_FAILSAFEROWS(x)       (IS_MODULE_MULTIMODULE(x) && (MULTIMODULE_HASOPTIONS(g_model.moduleData[x].multi.rfProtocol))) ? (uint8_t) 1: HIDDEN_ROW
 #else
 #define MULTIMODULE_FAILSAFEROWS(x)       HIDDEN_ROW
@@ -200,11 +204,13 @@ int getSwitchWarningsCount()
 #define FAILSAFE_ROWS(x)                  (IS_MODULE_XJT(x) && HAS_RF_PROTOCOL_FAILSAFE(g_model.moduleData[x].rfProtocol) ? (g_model.moduleData[x].failsafeMode==FAILSAFE_CUSTOM ? (uint8_t)1 : (uint8_t)0) : MULTIMODULE_FAILSAFEROWS(x))
 #define TIMER_ROWS                        2|NAVIGATION_LINE_BY_LINE, 0, CASE_PERSISTENT_TIMERS(0) 0, 0
 #if defined(MULTIMODULE)
-#define MULTIMODULE_HAS_SUBTYPE(x)       (x == MM_RF_PROTO_FLYSKY || x == MM_RF_PROTO_FRSKY || x == MM_RF_PROTO_HISKY || x == MM_RF_PROTO_DSM2 || x == MM_RF_PROTO_YD717 || x == MM_RF_PROTO_KN || x == MM_RF_PROTO_SYMAX || x == MM_RF_PROTO_CX10 || x == MM_RF_PROTO_CG023 || x == MM_RF_PROTO_MT99XX || x == MM_RF_PROTO_MJXQ)
-#define MULTIMODULE_MODE_ROWS(x)          MULTIMODULE_HAS_SUBTYPE(g_model.moduleData[x].multi.rfProtocol) ? (uint8_t)2 : (uint8_t)1
+
+#define MULTIMODULE_HAS_SUBTYPE(x)        (x == MM_RF_PROTO_FLYSKY || x == MM_RF_PROTO_FRSKY || x == MM_RF_PROTO_HISKY || x == MM_RF_PROTO_DSM2 || x == MM_RF_PROTO_YD717 || x == MM_RF_PROTO_KN || x == MM_RF_PROTO_SYMAX || x == MM_RF_PROTO_CX10 || x == MM_RF_PROTO_CG023 || x == MM_RF_PROTO_MT99XX || x == MM_RF_PROTO_MJXQ)
+#define MULTIMODULE_MODE_ROWS(x)          (g_model.moduleData[x].multi.rfProtocol >= MM_RF_PROTO_CUSTOM ) ? (uint8_t) 3 :MULTIMODULE_HAS_SUBTYPE(g_model.moduleData[x].multi.rfProtocol) ? (uint8_t)2 : (uint8_t)1
 #define MULTIMODULE_MODULE_ROWS           IS_MODULE_MULTIMODULE(EXTERNAL_MODULE) ? (uint8_t) 1 : HIDDEN_ROW, IS_MODULE_MULTIMODULE(EXTERNAL_MODULE) ? (uint8_t) 1 : HIDDEN_ROW,
 #else
 #define MULTIMODULE_MODE_ROWS(x) (uint8_t)0
+#define MULTIMODULE_MODULE_ROWS
 #endif
 #define EXTERNAL_MODULE_MODE_ROWS       (IS_MODULE_XJT(EXTERNAL_MODULE) || IS_MODULE_DSM2(EXTERNAL_MODULE)) ? (uint8_t)1 :  IS_MODULE_MULTIMODULE(EXTERNAL_MODULE) ? MULTIMODULE_MODE_ROWS(EXTERNAL_MODULE) : (uint8_t)0
 
@@ -225,6 +231,7 @@ int getSwitchWarningsCount()
   #define TOPLCD_ROWS
 #endif
 
+
 void menuModelSetup(uint8_t event)
 {
   horzpos_t l_posHorz = menuHorizontalPosition;
@@ -256,7 +263,7 @@ void menuModelSetup(uint8_t event)
     EXTERNAL_MODULE_MODE_ROWS,
     EXTERNAL_MODULE_CHANNELS_ROWS,
     (IS_MODULE_XJT(EXTERNAL_MODULE) && !HAS_RF_PROTOCOL_FAILSAFE(g_model.moduleData[EXTERNAL_MODULE].rfProtocol)) ? (uint8_t)1 : (IS_MODULE_PPM(EXTERNAL_MODULE) || IS_MODULE_XJT(EXTERNAL_MODULE) || IS_MODULE_DSM2(EXTERNAL_MODULE) || IS_MODULE_MULTIMODULE(EXTERNAL_MODULE)) ? (uint8_t)2 : HIDDEN_ROW,
-    FAILSAFE_ROWS(EXTERNAL_MODULE),
+    FAILSAFE_ROWS(EXTERNAL_MODULE), MULTIMODULE_MODULE_ROWS
     LABEL(Trainer), 0, TRAINER_CHANNELS_ROWS(), IF_TRAINER_ON(2)});
 #endif
   MENU_CHECK(STR_MENUSETUP, menuTabModel, e_ModelSetup, ITEM_MODEL_SETUP_MAX);
@@ -681,8 +688,10 @@ void menuModelSetup(uint8_t event)
           lcdDrawTextAtIndex(MODEL_SETUP_2ND_COLUMN+5*FW, y, STR_DSM_PROTOCOLS, g_model.moduleData[EXTERNAL_MODULE].rfProtocol, menuHorizontalPosition==1 ? attr : 0);
 #if defined(MULTIMODULE)
         else if (IS_MODULE_MULTIMODULE(EXTERNAL_MODULE)) {
-          lcdDrawTextAtIndex(MODEL_SETUP_2ND_COLUMN+5*FW, y, STR_MULTI_PROTOCOLS, g_model.moduleData[EXTERNAL_MODULE].multi.rfProtocol, menuHorizontalPosition==1 ? attr : 0);
-          switch(g_model.moduleData[EXTERNAL_MODULE].multi.rfProtocol) {
+          int8_t multi_rfProto = min(g_model.moduleData[EXTERNAL_MODULE].multi.rfProtocol, (uint8_t) MM_RF_PROTO_CUSTOM);
+          lcdDrawTextAtIndex(MODEL_SETUP_2ND_COLUMN+5*FW, y, STR_MULTI_PROTOCOLS, multi_rfProto, menuHorizontalPosition==1 ? attr : 0);
+
+          switch(multi_rfProto) {
             case MM_RF_PROTO_FLYSKY:
               lcdDrawTextAtIndex(MODEL_SETUP_2ND_COLUMN+11*FW, y, STR_SUBTYPE_FLYSKY, g_model.moduleData[EXTERNAL_MODULE].subType, menuHorizontalPosition==2 ? attr : 0);
               break;
@@ -716,6 +725,10 @@ void menuModelSetup(uint8_t event)
             case MM_RF_PROTO_MJXQ:
               lcdDrawTextAtIndex(MODEL_SETUP_2ND_COLUMN+11*FW, y, STR_SUBTYPE_MJXQ, g_model.moduleData[EXTERNAL_MODULE].subType, menuHorizontalPosition==2 ? attr : 0);
               break;
+            case MM_RF_PROTO_CUSTOM:
+              lcdDrawNumber(MODEL_SETUP_2ND_COLUMN+14*FW, y, g_model.moduleData[EXTERNAL_MODULE].multi.rfProtocol & 0x1f, menuHorizontalPosition==2 ? attr : 0, 2);
+              lcdDrawNumber(MODEL_SETUP_2ND_COLUMN+16*FW, y, g_model.moduleData[EXTERNAL_MODULE].subType, menuHorizontalPosition==3 ? attr : 0, 2);
+              break;
           }
         }
 #endif
@@ -746,7 +759,7 @@ void menuModelSetup(uint8_t event)
               break;
 #if defined(MULTIMODULE)
             case 2:
-              switch (g_model.moduleData[EXTERNAL_MODULE].multi.rfProtocol) {
+              switch (min(g_model.moduleData[EXTERNAL_MODULE].multi.rfProtocol, (uint8_t) MM_RF_PROTO_CUSTOM)) {
                 case MM_RF_PROTO_HISKY:
                 case MM_RF_PROTO_DSM2:
                 case MM_RF_PROTO_SYMAX:
@@ -768,8 +781,15 @@ void menuModelSetup(uint8_t event)
                 case MM_RF_PROTO_CX10:
                   CHECK_INCDEC_MODELVAR(event, g_model.moduleData[EXTERNAL_MODULE].subType, 0, 7);
                   break;
+                case MM_RF_PROTO_CUSTOM:
+                  g_model.moduleData[EXTERNAL_MODULE].multi.rfProtocol = 0x20 | checkIncDec(event, g_model.moduleData[EXTERNAL_MODULE].multi.rfProtocol & 0x1f, 1, 31, EE_MODEL);
+                  break;
               }
               break;
+            case 3:
+              // Custom protocol, third column is subtype
+              CHECK_INCDEC_MODELVAR(event, g_model.moduleData[EXTERNAL_MODULE].subType, 0, 7);
+              break;
 #endif
           }
         }
@@ -918,21 +938,34 @@ void menuModelSetup(uint8_t event)
         }
 #if defined(MULTIMODULE)
         else if (IS_MODULE_MULTIMODULE(moduleIdx)) {
-            switch (g_model.moduleData[moduleIdx].multi.rfProtocol) {
-              case MM_RF_PROTO_FRSKY:
-                lcd_putsLeft(y, TR_MULTI_RFTUNE);
-                break;
-              case MM_RF_PROTO_HUBSAN:
-                lcd_putsLeft(y, TR_MULTI_VIDFREQ);
-                break;
-            }
-            lcdDrawNumber(MODEL_SETUP_2ND_COLUMN, y, g_model.moduleData[moduleIdx].multi.optionValue, LEFT|attr);
-            if (attr)
-              CHECK_INCDEC_MODELVAR(event, g_model.moduleData[moduleIdx].multi.optionValue, -128, 127);
+          switch (g_model.moduleData[moduleIdx].multi.rfProtocol) {
+            case MM_RF_PROTO_FRSKY:
+              lcd_putsLeft(y, STR_MULTI_RFTUNE);
+              break;
+            case MM_RF_PROTO_HUBSAN:
+              lcd_putsLeft(y, STR_MULTI_VIDFREQ);
+              break;
+            default:
+              lcd_putsLeft(y, STR_MULTI_OPTION);
+              break;
+          }
+          lcdDrawNumber(MODEL_SETUP_2ND_COLUMN, y, g_model.moduleData[moduleIdx].multi.optionValue, LEFT|attr);
+          if (attr)
+            CHECK_INCDEC_MODELVAR(event, g_model.moduleData[moduleIdx].multi.optionValue, -128, 127);
+          }
         }
 #endif
         break;
       }
+#if defined(MULTIMODULE)
+    case ITEM_MODEL_EXTERNAL_MODULE_AUTOBIND:
+      g_model.moduleData[EXTERNAL_MODULE].multi.autoBindMode = editCheckBox(g_model.moduleData[EXTERNAL_MODULE].multi.autoBindMode, MODEL_SETUP_2ND_COLUMN, y, STR_MULTI_AUTOBIND, attr, event);
+      break;
+
+    case  ITEM_MODEL_EXTERNAL_MODULE_LOWPOWER:
+      g_model.moduleData[EXTERNAL_MODULE].multi.lowPowerMode = editCheckBox(g_model.moduleData[EXTERNAL_MODULE].multi.lowPowerMode, MODEL_SETUP_2ND_COLUMN, y, STR_MULTI_LOWPOWER, attr, event);
+      break;
+#endif
     }
   }
 
diff --git a/radio/src/myeeprom.h b/radio/src/myeeprom.h
index a23623f76..3f1143d4a 100644
--- a/radio/src/myeeprom.h
+++ b/radio/src/myeeprom.h
@@ -507,7 +507,8 @@ enum MultiModuleRFProtocols {
   MM_RF_PROTO_MT99XX,
   MM_RF_PROTO_MJXQ,
   MM_RF_PROTO_SHENQI,
-  MM_RF_PROTO_LAST= MM_RF_PROTO_SHENQI
+  MM_RF_PROTO_CUSTOM,
+  MM_RF_PROTO_LAST= MM_RF_PROTO_CUSTOM
 };
 
 #define HAS_RF_PROTOCOL_FAILSAFE(rf)   ((rf) == RF_PROTO_X16)
diff --git a/radio/src/pulses/multi_arm.cpp b/radio/src/pulses/multi_arm.cpp
index 26221a483..47eb44687 100644
--- a/radio/src/pulses/multi_arm.cpp
+++ b/radio/src/pulses/multi_arm.cpp
@@ -30,6 +30,7 @@
 
 #define MULTI_SEND_BIND                     (1 << 7)
 #define MULTI_SEND_RANGECHECK               (1 << 5)
+#define MULTI_SEND_AUTOBIND                 (1 << 6)
 
 
 #define BITLEN_MULTI          (10*2) //100000 Baud => 10uS per bit
@@ -114,7 +115,7 @@ void setupPulsesMultimodule(unsigned int port)
     protoByte |= MULTI_SEND_RANGECHECK;
 
   // rfProtocol
-  // 15 is FrskyX or D16 which we map as a subprotocol of 3 (FrSky)
+  // 15  for Multimodule is FrskyX or D16 which we map as a subprotocol of 3 (FrSky)
   // all protos > frskyx are therefore also off by one
   if (type >=15)
     type= type +1;
@@ -127,13 +128,19 @@ void setupPulsesMultimodule(unsigned int port)
     subtype = 0;
   }
 
-  protoByte |= (type & 0x1f);
+  if (g_model.moduleData[port].multi.rfProtocol >= MM_RF_PROTO_CUSTOM)
+    type = g_model.moduleData[port].multi.rfProtocol & 0x1f;
+
+  protoByte |= (type & 0x1f) | (g_model.moduleData[port].multi.autoBindMode << 6);
   sendByteMulti(protoByte);
 
 
   // power always set to high (0 << 7)
   sendByteMulti((g_model.header.modelId[port] & 0x0f)
-                   | (0 << 7) | ((subtype & 0x7)  << 4));
+                | ((subtype & 0x7) << 4)
+                | (g_model.moduleData[port].multi.lowPowerMode << 7)
+                );
+
 
 
   //TODO: option_protocol, use same default as multi module
diff --git a/radio/src/translations.cpp b/radio/src/translations.cpp
index 68d169cff..3467653b8 100644
--- a/radio/src/translations.cpp
+++ b/radio/src/translations.cpp
@@ -448,8 +448,11 @@ const pm_char STR_SETUP_SCREENS[] PROGMEM = TR_SETUP_SCREENS;
 #endif
 
 #if defined(MULTIMODULE)
-  const pm_char STR_MULTI_RFTUNE[] PROGMEM = TR_MULTI_RFTUNE;
-  const pm_char STR_MULTI_VIDFREQ[] PROGMEM = TR_MULTI_VIDFREQ;
+const pm_char STR_MULTI_RFTUNE[] PROGMEM = TR_MULTI_RFTUNE;
+const pm_char STR_MULTI_VIDFREQ[] PROGMEM = TR_MULTI_VIDFREQ;
+const pm_char STR_MULTI_OPTION[] PROGMEM = TR_MULTI_OPTION;
+const pm_char STR_MULTI_AUTOBIND[] PROGMEM = TR_MULTI_AUTOBIND;
+const pm_char STR_MULTI_LOWPOWER[] PROGMEM = TR_MULTI_LOWPOWER;
 #endif
 
 const pm_char STR_RESET_BTN[] PROGMEM = TR_RESET_BTN;
diff --git a/radio/src/translations.h b/radio/src/translations.h
index b5c421a11..0eadda25c 100644
--- a/radio/src/translations.h
+++ b/radio/src/translations.h
@@ -554,16 +554,18 @@ extern const pm_char STR_GF[];
 
 #if defined(FAS_OFFSET) || !defined(CPUM64)
 extern const pm_char STR_FAS_OFFSET[];
-#endif
-
-#if defined(MULTIMODULE)
-extern const pm_char STR_MULTI_OPT[];
 #endif
+
+#if defined(MULTIMODULE)
+extern const pm_char STR_MULTI_OPTION[];
 extern const pm_char STR_MULTI_VIDFREQ[];
 extern const pm_char STR_MULTI_RFTUNE[];
-#if defined(DSM2) || defined(PXX)
-extern const pm_char STR_RXNUM[];
-#endif
+extern const pm_char STR_MULTI_AUTOBIND[];
+extern const pm_char STR_MULTI_LOWPOWER[];
+#endif
+#if defined(DSM2) || defined(PXX)
+extern const pm_char STR_RXNUM[];
+#endif
 
 #if defined(PXX) || defined(CPUARM)
 extern const pm_char STR_SYNCMENU[];
diff --git a/radio/src/translations/en.h.txt b/radio/src/translations/en.h.txt
index 3bb41759f..eb5bdff5a 100644
--- a/radio/src/translations/en.h.txt
+++ b/radio/src/translations/en.h.txt
@@ -104,7 +104,7 @@
 #define TR_DSM_PROTOCOLS       "LP45""DSM2""DSMX"
 
 #define LEN_MULTI_PROTOCOLS    "\006"
-#define TR_MULTI_PROTOCOLS     "FlySky""Hubsan""FrSky\0""Hisky\0""V2x2\0 ""DSM2\0 ""Devo\0 ""YD717\0""KN\0   ""SymaX\0""SLT\0  ""CX10\0 ""CG023\0""Bayang""ESky\0 ""MT99XX""MJXQ\0 ""Shenqi"
+#define TR_MULTI_PROTOCOLS     "FlySky""Hubsan""FrSky\0""Hisky\0""V2x2\0 ""DSM2\0 ""Devo\0 ""YD717\0""KN\0   ""SymaX\0""SLT\0  ""CX10\0 ""CG023\0""Bayang""ESky\0 ""MT99XX""MJXQ\0 ""Shenqi""Custom"
 
 #define LEN_SUBTYPE_FLYSKY     "\004"
 #define TR_SUBTYPE_FLYSKY      "Std\0""V9x9""V6x6""V912"
@@ -844,6 +844,9 @@
 #endif
 #define TR_MULTI_RFTUNE        INDENT "RF Freq. fine tune"
 #define TR_MULTI_VIDFREQ       INDENT "Video frequency"
+#define TR_MULTI_OPTION        INDENT "Option value"
+#define TR_MULTI_AUTOBIND      INDENT "Autobind on power up"
+#define TR_MULTI_LOWPOWER      INDENT "Low power mode"
 #define TR_SYNCMENU            "[Sync]"
 #define TR_LIMIT               INDENT "Limit"
 #define TR_MINRSSI             "Min Rssi"