diff --git a/Lua_scripts/MultiChan.txt b/Lua_scripts/MultiChan.txt
index ac99315..1bb59d8 100644
--- a/Lua_scripts/MultiChan.txt
+++ b/Lua_scripts/MultiChan.txt
@@ -233,3 +233,4 @@
 103,0,H36,Std,1,Flip,HLess,RTH
 104,0,KAMTOM,Std,0,ST_Tr,TH_Tr,TH_DR
 105,0,Shenqi2,Std,1
+106,0,WL91x,Std,0
diff --git a/Multiprotocol/Multi.txt b/Multiprotocol/Multi.txt
index 1e82678..5dab856 100644
--- a/Multiprotocol/Multi.txt
+++ b/Multiprotocol/Multi.txt
@@ -100,4 +100,5 @@
 102,JIABAILE,STD,GYRO
 103,H36
 104,KAMTOM
-105,Shenqi2
\ No newline at end of file
+105,Shenqi2
+106,WL91x
\ No newline at end of file
diff --git a/Multiprotocol/Multi_Protos.ino b/Multiprotocol/Multi_Protos.ino
index 62af875..1b6433b 100644
--- a/Multiprotocol/Multi_Protos.ino
+++ b/Multiprotocol/Multi_Protos.ino
@@ -117,6 +117,7 @@ const char STR_YUXIANG[]    ="YuXiang";
 const char STR_UDIRC[]      ="UDIRC";
 const char STR_JIABAILE[]   ="JIABAILE";
 const char STR_KAMTOM[]     ="KAMTOM";
+const char STR_WL91X[]      ="WL91x";
 
 const char STR_SUBTYPE_FLYSKY[] =     "\x04""Std\0""V9x9""V6x6""V912""CX20";
 const char STR_SUBTYPE_HUBSAN[] =     "\x04""H107""H301""H501";
@@ -504,9 +505,6 @@ const mm_protocol_definition multi_protocols[] = {
 	#if defined(V911S_CCNRF_INO)
 		{PROTO_V911S,      STR_V911S,     STR_SUBTYPE_V911S,     2, OPTION_RFTUNE,  0, 0, SW_NRF,    V911S_init,      V911S_callback      },
 	#endif
-	#if defined(WK2x01_CYRF6936_INO)
-		{PROTO_WK2x01,     STR_WK2x01,    STR_SUBTYPE_WK2x01,    6, OPTION_NONE,    1, 1, SW_CYRF,   WK_init,         WK_callback         },
-	#endif
 	#if defined(WFLY_CYRF6936_INO)
 		{PROTO_WFLY,       STR_WFLY,      STR_SUBTYPE_WFLY,      1, OPTION_NONE,    1, 0, SW_CYRF,   WFLY_init,       WFLY_callback       },
 	#endif
@@ -514,6 +512,13 @@ const mm_protocol_definition multi_protocols[] = {
 		{PROTO_WFLY2,      STR_WFLY2,     STR_SUBTYPE_WFLY2,     1, OPTION_OPTION,  1, 0, SW_A7105,  WFLY2_init,      WFLY2_callback      },
 //		{PROTO_WFLY2,      STR_WFLY2,     STR_SUBTYPE_WFLY2,     1, OPTION_WBUS,    1, 0, SW_A7105,  WFLY2_init,      WFLY2_callback      },// crash OpenTX...
 	#endif
+	#if defined(WK2x01_CYRF6936_INO)
+		{PROTO_WK2x01,     STR_WK2x01,    STR_SUBTYPE_WK2x01,    6, OPTION_NONE,    1, 1, SW_CYRF,   WK_init,         WK_callback         },
+	#endif
+	#if defined(WL91X_CCNRF_INO)
+		{PROTO_WL91X,      STR_WL91X,     NO_SUBTYPE,            0, OPTION_NONE,    0, 0, SW_NRF,    WL91X_init,      WL91X_callback      },
+	#endif
+	
 	#if defined(XERALL_NRF24L01_INO)
 		{PROTO_XERALL,     STR_XERALL,    NO_SUBTYPE,            0, OPTION_NONE,    0, 0, SW_NRF,    XERALL_init,     XERALL_callback     },	
 	#endif
diff --git a/Multiprotocol/Multiprotocol.h b/Multiprotocol/Multiprotocol.h
index 5d982c3..157fc7a 100644
--- a/Multiprotocol/Multiprotocol.h
+++ b/Multiprotocol/Multiprotocol.h
@@ -19,7 +19,7 @@
 #define VERSION_MAJOR		1
 #define VERSION_MINOR		3
 #define VERSION_REVISION	4
-#define VERSION_PATCH_LEVEL	42
+#define VERSION_PATCH_LEVEL	43
 
 #define MODE_SERIAL 0
 
@@ -133,6 +133,7 @@ enum PROTOCOLS
 	PROTO_H36		= 103,	// =>NRF24L01
 	PROTO_KAMTOM	= 104,	// =>NRF24L01
 	PROTO_SHENQI2	= 105,	// =>NRF24L01
+	PROTO_WL91X		= 106,	// =>CC2500 & NRF24L01
 	
 	PROTO_NANORF	= 126,	// =>NRF24L01
 	PROTO_TEST		= 127,	// =>CC2500
diff --git a/Multiprotocol/Validate.h b/Multiprotocol/Validate.h
index 1843629..f8444c1 100644
--- a/Multiprotocol/Validate.h
+++ b/Multiprotocol/Validate.h
@@ -359,6 +359,7 @@
 	#undef	SLT_CCNRF_INO
 	#undef	UDIRC_CCNRF_INO
 	#undef	V911S_CCNRF_INO
+	#undef	WL91X_CCNRF_INO
 	#undef	XK_CCNRF_INO
 	#undef	XK2_CCNRF_INO
 #endif
@@ -397,6 +398,7 @@
 	#undef	JIABAILE_NRF24L01_INO
 	#undef	UDIRC_CCNRF_INO
 	#undef	KAMTOM_NRF24L01_INO
+	#undef	WL91X_CCNRF_INO
 #endif
 
 #ifdef MULTI_SURFACE
diff --git a/Multiprotocol/WL91X_ccnrf.ino b/Multiprotocol/WL91X_ccnrf.ino
new file mode 100644
index 0000000..60ba11c
--- /dev/null
+++ b/Multiprotocol/WL91X_ccnrf.ino
@@ -0,0 +1,96 @@
+/*
+ This project is free software: you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation, either version 3 of the License, or
+ (at your option) any later version.
+
+ Multiprotocol is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with Multiprotocol.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#if defined(WL91X_CCNRF_INO)
+
+#include "iface_xn297.h"
+
+//#define FORCE_WL91X_ORIGINAL_ID
+
+#define WL91X_PAYLOAD_SIZE		9
+#define WL91X_RF_NUM_CHANNELS	3
+#define WL91X_PACKET_PERIOD		2594
+
+static void __attribute__((unused)) WL91X_send_packet()
+{
+	uint8_t val;
+
+	//RF freq
+	XN297_Hopping(hopping_frequency_no++);
+	hopping_frequency_no %= WL91X_RF_NUM_CHANNELS;
+
+	//Sticks
+	val = convert_channel_16b_limit(CH2,0x21,0xE0);			//THR forward 00..5F, backward 80..DF
+	if(val < 128) val = 127 - val;
+	packet[0] = val - 0x80;
+	val = convert_channel_s8b(CH1);							//ST right 00..7F, left 80..FF
+	packet[1] = val - 0x80;
+	//Trims
+	val = convert_channel_s8b(CH3);							//ST_Trim centered=80, increment/decrement=4, right 04..7C, left 84..FC
+	packet[2] = val - 0x80;
+	packet[3] = convert_channel_16b_limit(CH4,0x00,0x70);	//TH_Trim increment/decrement=3, 00..39..6F
+	//TX_ID
+	memcpy(&packet[4], rx_tx_addr, 4);
+	//Checksum
+	val = 0;
+	for(uint8_t i=0; i<WL91X_PAYLOAD_SIZE-1; i++)
+		val += packet[i];
+	packet[8] = val;
+
+	//Send
+	XN297_SetPower();
+	XN297_SetFreqOffset();
+	XN297_SetTxRxMode(TX_EN);
+	XN297_WritePayload(packet, WL91X_PAYLOAD_SIZE);
+	#ifdef DEBUG_SERIAL
+		for(uint8_t i=0; i < WL91X_PAYLOAD_SIZE; i++)
+			debug("%02X ", packet[i]);
+		debugln();
+	#endif
+}
+
+static void __attribute__((unused)) WL91X_RF_init()
+{
+	XN297_Configure(XN297_CRCEN, XN297_UNSCRAMBLED, XN297_250K);
+	XN297_HoppingCalib(WL91X_RF_NUM_CHANNELS);
+	XN297_SetTXAddr((uint8_t*)"\x46\x14\x7B\x08", 4);
+}
+
+static void __attribute__((unused)) WL91X_initialize_txid()
+{
+	#ifdef FORCE_WL91X_ORIGINAL_ID
+		memcpy(rx_tx_addr, (uint8_t*)"\x00\x1E\x33\x02",4);
+	#endif
+	memcpy(hopping_frequency, (uint8_t*)"\x1A\x3B\x3B",3);	//26,59,59
+}
+
+uint16_t WL91X_callback()
+{
+	#ifdef MULTI_SYNC
+		telemetry_set_input_sync(WL91X_PACKET_PERIOD);
+	#endif
+	WL91X_send_packet();
+	return WL91X_PACKET_PERIOD;
+}
+
+void WL91X_init()
+{
+	BIND_DONE;	//No bind for this protocol
+	WL91X_initialize_txid();
+	WL91X_RF_init();
+	hopping_frequency_no = 0;
+}
+
+#endif
diff --git a/Multiprotocol/_Config.h b/Multiprotocol/_Config.h
index 1fb28ed..839bfa3 100644
--- a/Multiprotocol/_Config.h
+++ b/Multiprotocol/_Config.h
@@ -277,6 +277,7 @@
 #define	SLT_CCNRF_INO
 #define	UDIRC_CCNRF_INO
 #define	V911S_CCNRF_INO
+#define	WL91X_CCNRF_INO
 #define	XK_CCNRF_INO
 #define	XK2_CCNRF_INO
 
diff --git a/Protocols_Details.md b/Protocols_Details.md
index 7029a08..adf514d 100644
--- a/Protocols_Details.md
+++ b/Protocols_Details.md
@@ -1486,6 +1486,14 @@ A|E|T|R|CALIB|RATE|6G_3D|6GSENIOR|LIGHT
 
 A280 -> 6GSENIOR: -100% - 6G, +100% - Senior mode (turn off gyro), LIGHT: cycle the light through on-flash-off when the CH9 value is changed from -100% to 100%
 
+## WL91X - *106*
+
+Models: WLtoys WL911, WL913, WL915 and may be others...
+
+CH1|CH2|CH3|CH4
+---|---|---|---
+ST|TH|ST_TR|TH_TR
+
 ## XK - *62*
 
 CC2500: only X450 is supported.