diff --git a/drumset.h b/drumset.h
index d11c18b..0da2549 100644
--- a/drumset.h
+++ b/drumset.h
@@ -5339,6 +5339,7 @@ PROGMEM const uint8_t DRUM_SQBass[] = {
   0xfe, 0xff, 0x00, 0x00, 0xfc, 0xff, 0x01, 0x00, 0xfd, 0xff, 0xff, 0xff,
   0x01, 0x00, 0xfc, 0xff, 0x02, 0x00, 0xff, 0xff, 0xff, 0xff, 0x02, 0x00
 ,0x00, 0x00, 0x00, 0x00, };
+#ifdef TEENSY4
 // Converted from I_CALLIOP.wav, length = 45056 bytes
 PROGMEM const uint8_t DRUM_CALLIOP[] = {
   0x95, 0x03, 0x2b, 0x24, 0x6a, 0x46, 0xd9, 0x57, 0x59, 0x58, 0xa8, 0x54,
@@ -39664,6 +39665,7 @@ PROGMEM const uint8_t DRUM_SlapB_M1[] = {
 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 0x00, 0x00, };
+#endif
 // Converted from SnapR50.wav, length = 4160 bytes
 PROGMEM const uint8_t DRUM_SnapR50[] = {
   0x01, 0x00, 0xe0, 0xff, 0xd7, 0xfe, 0x32, 0x00, 0x75, 0xfe, 0x92, 0x01,
@@ -42760,6 +42762,8 @@ PROGMEM const uint8_t DRUM_Clap808[] = {
 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 0x00, 0x00, 0x00, 0x00, };
+
+#ifdef TEENSY4
 // Converted from S_kick_1.wav, length = 19520 bytes
 PROGMEM const uint8_t DRUM_S_kick_1[] = {
   0x6c, 0x00, 0x9c, 0x00, 0xd9, 0x00, 0x2e, 0x01, 0xae, 0x01, 0x88, 0x02,
@@ -189321,6 +189325,7 @@ PROGMEM const uint8_t DRUM_S_ride2_1[] = {
 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 0x00, 0x00, };
+#endif
 // Converted from Kick808.wav, length = 26688 bytes
 PROGMEM const uint8_t DRUM_808Kick[] = {
   0x08, 0x00, 0x0a, 0x00, 0x06, 0x00, 0x00, 0x00, 0x01, 0x00, 0xfe, 0xff,
@@ -200313,6 +200318,7 @@ PROGMEM const uint8_t DRUM_hhcl808[] = {
 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 0x00, 0x00, 0x00, 0x00, };
+#ifdef TEENSY4
 // Converted from Belltree.wav, length = 121408 bytes
 PROGMEM const uint8_t DRUM_Belltree[] = {
   0x11, 0x03, 0x4a, 0xfe, 0xb9, 0xfb, 0x65, 0xfc, 0x93, 0x04, 0x40, 0xff,
@@ -220555,6 +220561,7 @@ PROGMEM const uint8_t DRUM_Belltree[] = {
 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 };
+#endif
 // Converted from Bongo16.wav, length = 6464 bytes
 PROGMEM const uint8_t DRUM_Bongo16[] = {
   0x00, 0x00, 0xb2, 0xfc, 0x26, 0xf4, 0x74, 0xe7, 0x0e, 0xf2, 0x38, 0x08,
@@ -251153,6 +251160,7 @@ PROGMEM const uint8_t DRUM_Hhopen1[] = {
 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, };
+#ifdef TEENSY4
 // Converted from HiSticks.wav, length = 2432 bytes
 PROGMEM const uint8_t DRUM_Histicks[] = {
   0x15, 0x00, 0xe1, 0xff, 0x0f, 0x00, 0xef, 0xff, 0x21, 0x00, 0x57, 0xff,
@@ -279820,6 +279828,7 @@ PROGMEM const uint8_t DRUM_Tom808[] = {
 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 0x00, 0x00, };
+#endif
 // Converted from vl1-Lbeep.wav, length = 3008 bytes
 PROGMEM const uint8_t DRUM_Vl1lbeep[] = {
   0xeb, 0xf9, 0x17, 0x07, 0xe8, 0x63, 0x8b, 0x7b, 0x80, 0x6f, 0x4d, 0x75,
@@ -280345,6 +280354,7 @@ drum_config_t drum_config[NUM_DRUMSET_CONFIG] =
     0.0,
     0.0
   },
+#ifdef TEENSY4
   {
     DRUM_CRASH,
     211,
@@ -280415,6 +280425,7 @@ drum_config_t drum_config[NUM_DRUMSET_CONFIG] =
     0.0,
     0.0
   },
+#endif  
   {
     DRUM_PERCUSSION,
     MIDI_GIS2,
@@ -280457,6 +280468,7 @@ drum_config_t drum_config[NUM_DRUMSET_CONFIG] =
     0.0,
     0.0
   },
+#ifdef TEENSY4
   {
     DRUM_BASS,
     MIDI_B2,
@@ -280793,6 +280805,7 @@ drum_config_t drum_config[NUM_DRUMSET_CONFIG] =
     0.0,
     0.0
   },
+#endif
   {
     DRUM_BASS,
     MIDI_B4,
@@ -280905,6 +280918,7 @@ drum_config_t drum_config[NUM_DRUMSET_CONFIG] =
     0.0,
     0.0
   },
+#ifdef TEENSY4
   {
     DRUM_BASS,
     MIDI_G5,
@@ -280919,6 +280933,7 @@ drum_config_t drum_config[NUM_DRUMSET_CONFIG] =
     0.0,
     0.0
   },
+#endif
   {
     DRUM_BASS,
     MIDI_GIS5,
@@ -281115,6 +281130,7 @@ drum_config_t drum_config[NUM_DRUMSET_CONFIG] =
     0.0,
     0.0
   },
+#ifdef TEENSY4
   {
     DRUM_PERCUSSION,
     MIDI_AIS6,
@@ -281297,6 +281313,7 @@ drum_config_t drum_config[NUM_DRUMSET_CONFIG] =
     0.0,
     0.0
   },
+#endif
   {
     DRUM_BASS,
     MIDI_B7,