diff --git a/acinclude.m4 b/acinclude.m4
index b4df65c..c37940c 100644
--- a/acinclude.m4
+++ b/acinclude.m4
@@ -146,7 +146,7 @@ AC_ARG_WITH(boxmodel,
 	AS_HELP_STRING([--with-boxmodel], [valid for generic: raspi])
 AS_HELP_STRING([], [valid for duckbox: ufs910, ufs912, ufs913, ufs922, atevio7500, fortis_hdbox, octagon1008, hs7110, hs7810a, hs7119, hs7819, dp7000, cuberevo, cuberevo_mini, cuberevo_mini2, cuberevo_250hd, cuberevo_2000hd, cuberevo_3000hd, ipbox9900, ipbox99, ipbox55, arivalink200, tf7700, hl101])
 AS_HELP_STRING([], [valid for spark: spark, spark7162])
-AS_HELP_STRING([], [valid for armbox: hd51, hd60, bre2ze4k, vusolo4k, vuzero4k, h7])
+AS_HELP_STRING([], [valid for armbox: hd51, hd60, bre2ze4k, vusolo4k, vuduo4k, vuzero4k, h7])
 AS_HELP_STRING([], [valid for mipsbox: vuduo]),
 	[case "${withval}" in
 		ufs910|ufs912|ufs913|ufs922|atevio7500|fortis_hdbox|octagon1008|hs7110|hs7810a|hs7119|hs7819|dp7000|cuberevo|cuberevo_mini|cuberevo_mini2|cuberevo_250hd|cuberevo_2000hd|cuberevo_3000hd|ipbox9900|ipbox99|ipbox55|arivalink200|tf7700|hl101)
@@ -163,7 +163,7 @@ AS_HELP_STRING([], [valid for mipsbox: vuduo]),
 				AC_MSG_ERROR([unknown model $withval for boxtype $BOXTYPE])
 			fi
 		;;
-		hd51|hd60|bre2ze4k|vusolo4k|vuzero4k|h7)
+		hd51|hd60|bre2ze4k|vusolo4k|vuduo4k|vuzero4k|h7)
 			if test "$BOXTYPE" = "armbox"; then
 				BOXMODEL="$withval"
 			else
@@ -224,6 +224,7 @@ AM_CONDITIONAL(BOXMODEL_HD51, test "$BOXMODEL" = "hd51")
 AM_CONDITIONAL(BOXMODEL_HD60, test "$BOXMODEL" = "hd60")
 AM_CONDITIONAL(BOXMODEL_BRE2ZE4K, test "$BOXMODEL" = "bre2ze4k")
 AM_CONDITIONAL(BOXMODEL_VUSOLO4K, test "$BOXMODEL" = "vusolo4k")
+AM_CONDITIONAL(BOXMODEL_VUDUO4K, test "$BOXMODEL" = "vuduo4k")
 AM_CONDITIONAL(BOXMODEL_VUZERO4K, test "$BOXMODEL" = "vuzero4k")
 AM_CONDITIONAL(BOXMODEL_VUDUO, test "$BOXMODEL" = "vuduo")
 AM_CONDITIONAL(BOXMODEL_H7, test "$BOXMODEL" = "h7")
@@ -307,6 +308,8 @@ elif test "$BOXMODEL" = "bre2ze4k"; then
 	AC_DEFINE(BOXMODEL_BRE2ZE4K, 1, [bre2ze4k])
 elif test "$BOXMODEL" = "vusolo4k"; then
 	AC_DEFINE(BOXMODEL_VUSOLO4K, 1, [vusolo4k])
+elif test "$BOXMODEL" = "vuduo4k"; then
+	AC_DEFINE(BOXMODEL_VUDUO4K, 1, [vuduo4k])
 elif test "$BOXMODEL" = "vuzero4k"; then
 	AC_DEFINE(BOXMODEL_VUZERO4K, 1, [vuzero4k])
 elif test "$BOXMODEL" = "vuduo"; then
diff --git a/common/ca_ci.cpp b/common/ca_ci.cpp
index c46e028..7399a8c 100644
--- a/common/ca_ci.cpp
+++ b/common/ca_ci.cpp
@@ -234,7 +234,7 @@ static bool transmitData(eDVBCISlot* slot, unsigned char* d, int len)
 {
 	printf("%s -> %s len(%d)\n", FILENAME, __func__, len);
 
-#if BOXMODEL_VUSOLO4K
+#if BOXMODEL_VUSOLO4K || BOXMODEL_VUDUO4K
 #if y_debug
 	for (int i = 0; i < len; i++)
 		printf("%02x ", d[i]);
@@ -1017,7 +1017,7 @@ void cCA::setSource(eDVBCISlot* slot)
 			case TUNER_D:
 				fprintf(ci, "D");
 				break;
-#if BOXMODEL_VUSOLO4K
+#if BOXMODEL_VUSOLO4K || BOXMODEL_VUDUO4K
 			case TUNER_E:
 				fprintf(ci, "E");
 				break;
@@ -1069,7 +1069,7 @@ void cCA::setInputs()
 	char choices[64];
 	FILE * fd = 0;
 
-#if BOXMODEL_VUSOLO4K
+#if BOXMODEL_VUSOLO4K || BOXMODEL_VUDUO4K
 	for (int number = 0; number < 16; number++) // tuner A to P, input 0 to 15
 #else
 	for (int number = 0; number < 4; number++) // tuner A to D, input 0 to 3
@@ -1134,7 +1134,7 @@ void cCA::setInputSource(eDVBCISlot* slot, bool ci)
 				case TUNER_D:
 					fprintf(input, "D");
 					break;
-#if BOXMODEL_VUSOLO4K
+#if BOXMODEL_VUSOLO4K || BOXMODEL_VUDUO4K
 				case TUNER_E:
 					fprintf(input, "E");
 					break;
diff --git a/include/ca_ci.h b/include/ca_ci.h
index 353e2f5..4fc90c6 100644
--- a/include/ca_ci.h
+++ b/include/ca_ci.h
@@ -127,7 +127,7 @@ typedef enum {
 	TUNER_B,
 	TUNER_C,
 	TUNER_D
-#if BOXMODEL_VUSOLO4K
+#if BOXMODEL_VUSOLO4K || BOXMODEL_VUDUO4K
 	, TUNER_E
 	, TUNER_F
 	, TUNER_G
diff --git a/include/dmx_hal.h b/include/dmx_hal.h
index 56b411f..e9ad643 100644
--- a/include/dmx_hal.h
+++ b/include/dmx_hal.h
@@ -37,7 +37,7 @@ extern "C" {
 
 #include <cs_types.h>
 
-#if BOXMODEL_VUSOLO4K
+#if BOXMODEL_VUSOLO4K || BOXMODEL_VUDUO4K
 #define MAX_DMX_UNITS 16
 #else
 #define MAX_DMX_UNITS 4
diff --git a/libarmbox/audio.cpp b/libarmbox/audio.cpp
index 3e2e952..49dd574 100644
--- a/libarmbox/audio.cpp
+++ b/libarmbox/audio.cpp
@@ -337,7 +337,7 @@ int cAudio::StopClip()
 		hal_info("%s: clipfd not yet opened\n", __FUNCTION__);
 		return -1;
 	}
-#if BOXMODEL_VUSOLO4K
+#if BOXMODEL_VUSOLO4K || BOXMODEL_VUDUO4K
 	ioctl(clipfd, SNDCTL_DSP_RESET);
 #endif
 	close(clipfd);
diff --git a/libarmbox/dmx.cpp b/libarmbox/dmx.cpp
index 6d9cade..a4c00bb 100644
--- a/libarmbox/dmx.cpp
+++ b/libarmbox/dmx.cpp
@@ -71,20 +71,20 @@ static const char *DMX_T[] = {
 
 /* this is the number of different cDemux() units, not the number of
  * /dev/dvb/.../demuxX devices! */
-#if BOXMODEL_VUSOLO4K
+#if BOXMODEL_VUSOLO4K || BOXMODEL_VUDUO4K
 #define NUM_DEMUX 16
 #else
 #define NUM_DEMUX 4
 #endif
 /* the current source of each cDemux unit */
-#if BOXMODEL_VUSOLO4K
+#if BOXMODEL_VUSOLO4K || BOXMODEL_VUDUO4K
 static int dmx_source[NUM_DEMUX] = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
 #else
 static int dmx_source[NUM_DEMUX] = { 0, 0, 0, 0 };
 #endif
 
 /* map the device numbers. */
-#if BOXMODEL_VUSOLO4K
+#if BOXMODEL_VUSOLO4K || BOXMODEL_VUDUO4K
 #define NUM_DEMUXDEV 16
 #else
 #define NUM_DEMUXDEV 8
@@ -98,7 +98,7 @@ static const char *devname[NUM_DEMUXDEV] = {
 	"/dev/dvb/adapter0/demux5",
 	"/dev/dvb/adapter0/demux6",
 	"/dev/dvb/adapter0/demux7"
-#if BOXMODEL_VUSOLO4K
+#if BOXMODEL_VUSOLO4K || BOXMODEL_VUDUO4K
 	, "/dev/dvb/adapter0/demux8"
 	, "/dev/dvb/adapter0/demux9"
 	, "/dev/dvb/adapter0/demux10"
@@ -110,7 +110,7 @@ static const char *devname[NUM_DEMUXDEV] = {
 #endif
 };
 /* did we already DMX_SET_SOURCE on that demux device? */
-#if BOXMODEL_VUSOLO4K
+#if BOXMODEL_VUSOLO4K || BOXMODEL_VUDUO4K
 static bool init[NUM_DEMUXDEV] = { false, false, false, false, false, false, false, false, false, false, false, false, false, false, false, false };
 #else
 static bool init[NUM_DEMUXDEV] = { false, false, false, false, false, false, false, false };
diff --git a/libarmbox/hardware_caps.c b/libarmbox/hardware_caps.c
index b0ac3fd..cd610e2 100644
--- a/libarmbox/hardware_caps.c
+++ b/libarmbox/hardware_caps.c
@@ -47,6 +47,24 @@ hw_caps_t *get_hwcaps(void)
 	strcpy(caps.boxname, "SOLO4K");
 	strcpy(caps.boxarch, "BCM7376");
 #endif
+#if BOXMODEL_VUDUO4K
+	initialized = 1;
+	caps.has_CI = 2;
+	caps.can_cec = 1;
+	caps.can_shutdown = 1;
+	caps.display_xres = 480;
+	caps.display_yres = 320;
+	caps.display_type = HW_DISPLAY_GFX;
+	caps.display_can_deepstandby = 0;	// 0 because we use graphlcd/lcd4linux
+	caps.display_can_set_brightness = 0;	// 0 because we use graphlcd/lcd4linux
+	caps.display_has_statusline = 0;	// 0 because we use graphlcd/lcd4linux
+	caps.has_button_timer = 1;
+	caps.has_button_vformat = 0;
+	caps.has_HDMI = 1;
+	strcpy(caps.boxvendor, "VU+");
+	strcpy(caps.boxname, "DUO4K");
+	strcpy(caps.boxarch, "BCM7278");
+#endif
 #if BOXMODEL_VUZERO4K
 	initialized = 1;
 	caps.has_CI = 1;
diff --git a/libarmbox/init.cpp b/libarmbox/init.cpp
index 573266e..53b9707 100644
--- a/libarmbox/init.cpp
+++ b/libarmbox/init.cpp
@@ -38,7 +38,7 @@ void hal_api_init()
 		proc_put("/proc/stb/fb/dst_width", buffer, strlen(buffer));
 		sprintf(buffer, "%x", 1);
 		proc_put("/proc/stb/fb/dst_apply", buffer, strlen(buffer));
-#if BOXMODEL_VUSOLO4K
+#if BOXMODEL_VUSOLO4K || BOXMODEL_VUDUO4K
 		const char mode_fcc[] = { "enable" };
 		proc_put("/proc/stb/frontend/fbc/fcc", mode_fcc, strlen(mode_fcc));
 #endif